MaterialUsage schemas

Detail schemas for material usage rows: one material in one role, as prepared or applied in a procedure, specimen procedure or experimental interface. The role (type) selects the schema.

Table of contents

1. How to use this family
2. Quick type map
3. Devices
   1. Blood-pressure sensor
   2. Cannula
   3. Catheter
   4. Cranial window
   5. ECoG array
   6. Electrode assembly
   7. Fluid-delivery line
   8. Other device
   9. GRIN lens
   10. Ground electrode
   11. Headpost
   12. Microdialysis probe
   13. Multi-electrode array
   14. Nerve cuff
   15. Optic fiber
   16. Osmotic pump
   17. Patch pipette
   18. Prism
   19. Reference electrode
   20. Respiratory sensor
   21. Silicon probe
   22. Single-wire electrode
   23. Stimulating electrode
   24. Temperature probe or sensor
4. Components and supporting materials
   1. Adhesive, cement, or sealant
   2. Baseplate
   3. Coating
   4. Connector component
   5. Anchor screw, pin, or fastener
   6. Fixed implant carrier or shuttle
   7. Headcap assembly
   8. Manual microdrive
   9. Motorized microdrive
   10. Slide, coverslip, or mounting support
   11. Obturator
   12. Other component
   13. Shielding material
5. Agents and drugs
   1. Active agent
   2. Anesthetic agent
   3. Anticoagulant
   4. Hemostatic agent
   5. Inhaled euthanasia agent
   6. Injected euthanasia agent
   7. Lesion agent
   8. Pharmacological adjunct
   9. Reversal agent
   10. Supportive-care agent
6. Biological and experimental payloads
   1. Cell suspension
   2. Injected component
   3. Neural tracer
   4. Particle suspension
   5. Viral-vector preparation
7. Fluids and vehicles
   1. Administered fluid
   2. Carrier gas
   3. Fluid additive
   4. Irrigation solution
   5. Vehicle
8. Reagents and labels
   1. Blocking reagent
   2. Buffer
   3. Clearing reagent
   4. Dehydration reagent
   5. Detection reagent
   6. Fixative
   7. Hybridization probe
   8. Permeabilization reagent
   9. Primary immunolabeling reagent
   10. Processing reagent
   11. Retrieval reagent
   12. Secondary immunolabeling reagent
   13. Stain or dye
   14. Wash solution
9. Media and embedding
   1. Cryoprotectant
   2. Embedding medium
   3. Index-matching medium
   4. Processing or collection medium
   5. Mounting medium
   6. Storage medium
10. Collection and supplies
    1. Collection additive
    2. Collection container
    3. Processing supply
    4. Surgical supply
11. Other
    1. Other

How to use this family

• materialusage: set type to a type code below and send its properties in details_json.
• materialusagetemplate: set type to a type code below and send its properties in details_json.
• Every version is published at https://www.brainstem.org/schemas/MaterialUsage/<Type>/<version>.json and never changes; https://www.brainstem.org/schemas/MaterialUsage/<Type>.json is the current version and https://www.brainstem.org/schemas/MaterialUsage/<Type>/ lists the versions. See Public schemas.
• Quantities are objects {"value": <number>, "unit": "<code>"}. Property paths with [] are inside a repeatable list of rows. The server sets the schema version field itself.

Quick type map

Type code	Title	Group	Version	Required properties	Schema
ActiveAgent	Active agent	Agents and drugs	1.0.0	none	1.0.0.json
AdhesiveSealant	Adhesive, cement, or sealant	Components and supporting materials	1.0.0	none	1.0.0.json
AdministeredFluid	Administered fluid	Fluids and vehicles	1.0.0	none	1.0.0.json
AnestheticAgent	Anesthetic agent	Agents and drugs	1.0.0	none	1.0.0.json
Anticoagulant	Anticoagulant	Agents and drugs	1.0.1	none	1.0.1.json
Baseplate	Baseplate	Components and supporting materials	1.0.0	none	1.0.0.json
BlockingReagent	Blocking reagent	Reagents and labels	1.0.1	none	1.0.1.json
BloodPressureSensor	Blood-pressure sensor	Devices	1.0.1	none	1.0.1.json
Buffer	Buffer	Reagents and labels	1.0.1	none	1.0.1.json
Cannula	Cannula	Devices	1.0.1	none	1.0.1.json
CarrierGas	Carrier gas	Fluids and vehicles	1.0.0	none	1.0.0.json
Catheter	Catheter	Devices	1.0.1	none	1.0.1.json
CellSuspension	Cell suspension	Biological and experimental payloads	1.0.1	none	1.0.1.json
ClearingReagent	Clearing reagent	Reagents and labels	1.0.1	none	1.0.1.json
Coating	Coating	Components and supporting materials	1.0.0	none	1.0.0.json
CollectionAdditive	Collection additive	Collection and supplies	1.0.1	none	1.0.1.json
CollectionContainer	Collection container	Collection and supplies	1.0.1	none	1.0.1.json
ConnectorComponent	Connector component	Components and supporting materials	1.0.1	none	1.0.1.json
CranialWindow	Cranial window	Devices	1.0.1	none	1.0.1.json
Cryoprotectant	Cryoprotectant	Media and embedding	1.0.1	none	1.0.1.json
DehydrationReagent	Dehydration reagent	Reagents and labels	1.0.1	none	1.0.1.json
DeliveredComponent	Injected component	Biological and experimental payloads	1.0.1	none	1.0.1.json
DetectionReagent	Detection reagent	Reagents and labels	1.0.1	none	1.0.1.json
EcogArray	ECoG array	Devices	1.0.0	none	1.0.0.json
ElectrodeAssembly	Electrode assembly	Devices	1.0.0	none	1.0.0.json
EmbeddingMedium	Embedding medium	Media and embedding	1.0.1	none	1.0.1.json
Fastener	Anchor screw, pin, or fastener	Components and supporting materials	1.0.0	none	1.0.0.json
Fixative	Fixative	Reagents and labels	1.0.1	none	1.0.1.json
FixedPositioningAssembly	Fixed implant carrier or shuttle	Components and supporting materials	1.0.0	none	1.0.0.json
FluidAdditive	Fluid additive	Fluids and vehicles	1.0.0	none	1.0.0.json
FluidDeliveryLine	Fluid-delivery line	Devices	1.0.1	none	1.0.1.json
GenericDevice	Other device	Devices	1.0.0	none	1.0.0.json
GrinLens	GRIN lens	Devices	1.0.1	none	1.0.1.json
GroundElectrode	Ground electrode	Devices	1.0.1	none	1.0.1.json
HeadcapAssembly	Headcap assembly	Components and supporting materials	1.0.1	none	1.0.1.json
Headpost	Headpost	Devices	1.0.1	none	1.0.1.json
HemostaticAgent	Hemostatic agent	Agents and drugs	1.0.1	none	1.0.1.json
HybridizationProbe	Hybridization probe	Reagents and labels	1.0.1	none	1.0.1.json
IndexMatchingMedium	Index-matching medium	Media and embedding	1.0.1	none	1.0.1.json
InhaledEuthanasiaAgent	Inhaled euthanasia agent	Agents and drugs	1.0.1	none	1.0.1.json
InjectedEuthanasiaAgent	Injected euthanasia agent	Agents and drugs	1.0.1	none	1.0.1.json
IrrigationSolution	Irrigation solution	Fluids and vehicles	1.0.1	none	1.0.1.json
LesionAgent	Lesion agent	Agents and drugs	1.0.1	none	1.0.1.json
ManualMicrodrive	Manual microdrive	Components and supporting materials	1.0.0	none	1.0.0.json
Medium	Processing or collection medium	Media and embedding	1.0.1	none	1.0.1.json
MicrodialysisProbe	Microdialysis probe	Devices	1.0.1	none	1.0.1.json
MotorizedMicrodrive	Motorized microdrive	Components and supporting materials	1.0.0	none	1.0.0.json
MountingComponent	Slide, coverslip, or mounting support	Components and supporting materials	1.0.0	none	1.0.0.json
MountingMedium	Mounting medium	Media and embedding	1.0.1	none	1.0.1.json
MultiElectrodeArray	Multi-electrode array	Devices	1.0.1	none	1.0.1.json
NerveCuff	Nerve cuff	Devices	1.0.1	none	1.0.1.json
NeuralTracer	Neural tracer	Biological and experimental payloads	1.0.1	none	1.0.1.json
Obturator	Obturator	Components and supporting materials	1.0.1	none	1.0.1.json
OpticFiber	Optic fiber	Devices	1.0.0	none	1.0.0.json
OsmoticPump	Osmotic pump	Devices	1.0.0	none	1.0.0.json
Other	Other	Other	1.0.1	none	1.0.1.json
OtherComponent	Other component	Components and supporting materials	1.0.1	none	1.0.1.json
ParticleSuspension	Particle suspension	Biological and experimental payloads	1.0.1	none	1.0.1.json
PatchPipette	Patch pipette	Devices	1.0.1	none	1.0.1.json
PermeabilizationReagent	Permeabilization reagent	Reagents and labels	1.0.1	none	1.0.1.json
PharmacologicalAdjuvant	Pharmacological adjunct	Agents and drugs	1.0.0	none	1.0.0.json
PrimaryLabel	Primary immunolabeling reagent	Reagents and labels	1.0.1	none	1.0.1.json
Prism	Prism	Devices	1.0.1	none	1.0.1.json
ProcessingReagent	Processing reagent	Reagents and labels	1.0.1	none	1.0.1.json
ProcessingSupply	Processing supply	Collection and supplies	1.0.1	none	1.0.1.json
ReferenceElectrode	Reference electrode	Devices	1.0.1	none	1.0.1.json
RespiratorySensor	Respiratory sensor	Devices	1.0.1	none	1.0.1.json
RetrievalReagent	Retrieval reagent	Reagents and labels	1.0.1	none	1.0.1.json
ReversalAgent	Reversal agent	Agents and drugs	1.0.0	none	1.0.0.json
SecondaryLabel	Secondary immunolabeling reagent	Reagents and labels	1.0.1	none	1.0.1.json
ShieldingMaterial	Shielding material	Components and supporting materials	1.0.1	none	1.0.1.json
SiliconProbe	Silicon probe	Devices	1.0.1	none	1.0.1.json
SingleWireElectrode	Single-wire electrode	Devices	1.0.1	none	1.0.1.json
StainDye	Stain or dye	Reagents and labels	1.0.1	none	1.0.1.json
StimulatingElectrode	Stimulating electrode	Devices	1.0.1	none	1.0.1.json
StorageMedium	Storage medium	Media and embedding	1.0.1	none	1.0.1.json
SupportiveAgent	Supportive-care agent	Agents and drugs	1.0.1	none	1.0.1.json
SurgicalSupply	Surgical supply	Collection and supplies	1.0.0	none	1.0.0.json
TemperatureSensor	Temperature probe or sensor	Devices	1.0.0	none	1.0.0.json
Vehicle	Vehicle	Fluids and vehicles	1.0.0	none	1.0.0.json
ViralComponent	Viral-vector preparation	Biological and experimental payloads	1.0.0	none	1.0.0.json
WashSolution	Wash solution	Reagents and labels	1.0.1	none	1.0.1.json

Devices

Blood-pressure sensor

• type code BloodPressureSensor · version 1.0.1 · schema

A blood-pressure sensor or telemetry transmitter implanted or attached to measure arterial or venous pressure, with its sterility and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Cannula

• type code Cannula · version 1.0.1 · schema

A guide or infusion cannula implanted or inserted for drug or fluid delivery, with its sterility and tip preparation.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
tipPreparation	Tip preparation	choice		one of factory, cut, beveled, polished, other, unknown	Final preparation of the device tip for this use.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Catheter

• type code Catheter · version 1.0.1 · schema

A vascular or other catheter placed for infusion or sampling, with its sterility and preparation of its ends.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
endPreparation	End preparation	choice		one of factory, cut, beveled, flared, other, unknown	Final physical preparation of the device end for this use.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Cranial window

• type code CranialWindow · version 1.0.1 · schema

A glass or polymer window placed over a craniotomy for optical access, with its sterility and any surface treatment or coating.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

ECoG array

• type code EcogArray · version 1.0.0 · schema

An ECoG array placed on the cortical surface for electrocorticography, with the number used, sterility, preparation and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
count	Count used	integer		≥ 1	Number of arrays used in this record, counted as whole arrays rather than the contacts on them.
preparation	Preparation	text			Use-specific preparation of the array before placement, such as trimming the substrate or soaking.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to the contacts for this use.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Electrode assembly

• type code ElectrodeAssembly · version 1.0.0 · schema

An assembled set of electrodes, such as a tetrode bundle or multi-wire array, with the number of whole assemblies used, sterility and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
count	Count used	integer		≥ 1	Number of assemblies used in this record, counted as whole assemblies rather than the electrodes on them.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Fluid-delivery line

• type code FluidDeliveryLine · version 1.0.1 · schema

Tubing or a line connecting a pump or syringe to a cannula or catheter, with its dead, priming and flush volumes, end preparation and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
deadVolume	Dead volume	quantity with unit		units mL, µL, nL; default {"unit": "µL"}	Internal volume retained in the configured line.
primingVolume	Priming volume	quantity with unit		units mL, µL, nL; default {"unit": "µL"}	Volume used to prime the line before delivery.
flushVolume	Flush volume	quantity with unit		units mL, µL, nL; default {"unit": "µL"}	Volume used to flush the line for this use.
endPreparation	End preparation	text			Preparation of the delivery end before use.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of the line when used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "deadVolume": {
        "value": 1,
        "unit": "µL"
    },
    "primingVolume": {
        "value": 1,
        "unit": "µL"
    }
}

Other device

• type code GenericDevice · version 1.0.0 · schema

A device that does not fit any of the specific device roles, with the number used, sterility, surface treatment and preparation.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "count": 1,
    "sterilityStatus": "sterile"
}

GRIN lens

• type code GrinLens · version 1.0.1 · schema

A gradient-index (GRIN) lens implanted for deep-brain imaging, with its sterility, tip preparation and shape, and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
tipPreparation	Tip preparation	choice		one of factory, cut, polished, other, unknown	Final preparation of the device tip for this use.
tipShape	Tip shape	text			Final shape of the lens tip used.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Ground electrode

• type code GroundElectrode · version 1.0.1 · schema

An electrode, screw or wire used as the electrical ground for a recording or stimulation, with the number used, sterility, tip preparation and surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
tipPreparation	Tip preparation	choice		one of factory, cut, stripped, beveled, polished, other, unknown	Final preparation of the device tip for this use.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "count": 1,
    "sterilityStatus": "sterile"
}

Headpost

• type code Headpost · version 1.0.1 · schema

A headpost or head plate fixed to the skull for head restraint, with its sterility and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Microdialysis probe

• type code MicrodialysisProbe · version 1.0.1 · schema

A microdialysis probe used to sample or deliver substances in extracellular fluid, with its priming volume, membrane preparation, measured relative recovery and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
primingVolume	Priming volume	quantity with unit		units mL, µL, nL; default {"unit": "µL"}	Volume used to prime the probe before use.
membranePreparation	Membrane preparation	text			Use-specific conditioning or preparation of the dialysis membrane.
recovery	Measured relative recovery	number		≥ 0 and ≤ 100	Measured relative analyte recovery for this probe, expressed as a percentage.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of the probe when used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "primingVolume": {
        "value": 1,
        "unit": "µL"
    },
    "membranePreparation": "text"
}

Multi-electrode array

• type code MultiElectrodeArray · version 1.0.1 · schema

A planar or penetrating multi-electrode array, such as a Utah array or a culture MEA, with its preparation, treatment of the array or contacts, and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
preparation	Preparation	text			Use-specific preparation of the array before placement.
surfaceTreatment	Surface treatment or coating	text			Use-specific treatment applied to the array or recording contacts.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of the array when used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "preparation": "text",
    "surfaceTreatment": "text"
}

Nerve cuff

• type code NerveCuff · version 1.0.1 · schema

A cuff electrode placed around a peripheral nerve for recording or stimulation, with its sterility and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Optic fiber

• type code OpticFiber · version 1.0.0 · schema

An optic fiber implant or patch fiber used for optogenetic stimulation or fiber photometry, with the prepared length, tip preparation and shape, surface treatment and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
length	Prepared length	quantity with unit		units µm, mm, cm; default {"unit": "mm"}	Length of the fiber as prepared for this use, when cut or built in the lab.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
tipPreparation	Tip preparation	choice		one of factory, cleaved, polished, tapered, other, unknown	Final preparation of the device tip for this use.
tipShape	Tip shape	text			Final shape of the device tip used.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "length": {
        "value": 1,
        "unit": "mm"
    },
    "sterilityStatus": "sterile"
}

Osmotic pump

• type code OsmoticPump · version 1.0.0 · schema

An osmotic minipump implanted to deliver a solution continuously over days or weeks.

This type has no type-specific properties: send an empty object. Everything meaningful is recorded on the record itself or on its material usage rows.

Patch pipette

• type code PatchPipette · version 1.0.1 · schema

A glass pipette used for patch-clamp or juxtacellular recording, with its tip preparation, such as fire polishing, any coating and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
tipPreparation	Tip preparation	choice		one of factory, pulled, fire_polished, coated, other, unknown	Final preparation of the pipette tip for this use.
surfaceTreatment	Surface treatment or coating	text			Use-specific treatment applied to the pipette surface.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of the pipette when used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "tipPreparation": "factory",
    "surfaceTreatment": "text"
}

Prism

• type code Prism · version 1.0.1 · schema

A microprism implanted or placed for optical access to a tissue plane, with its sterility and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Reference electrode

• type code ReferenceElectrode · version 1.0.1 · schema

An electrode, screw or wire used as the recording reference, with the number used, sterility, tip preparation and surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
tipPreparation	Tip preparation	choice		one of factory, cut, stripped, beveled, polished, other, unknown	Final preparation of the device tip for this use.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "count": 1,
    "sterilityStatus": "sterile"
}

Respiratory sensor

• type code RespiratorySensor · version 1.0.1 · schema

A sensor used to monitor breathing, such as a thermocouple, pressure sensor or chest belt, with its sterility and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Silicon probe

• type code SiliconProbe · version 1.0.1 · schema

A silicon probe inserted or implanted for extracellular recording, with its sterility and sterilization or disinfection method.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Single-wire electrode

• type code SingleWireElectrode · version 1.0.1 · schema

A single-wire electrode used for recording or stimulation, with its tip preparation, surface treatment and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
tipPreparation	Tip preparation	choice		one of factory, cut, stripped, beveled, polished, other, unknown	Final preparation of the device tip for this use.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Stimulating electrode

• type code StimulatingElectrode · version 1.0.1 · schema

An electrode used to deliver electrical stimulation, with its tip preparation, surface treatment and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
tipPreparation	Tip preparation	choice		one of factory, cut, stripped, beveled, polished, other, unknown	Final preparation of the stimulating surface or tip.
surfaceTreatment	Surface treatment or coating	text			Use-specific treatment applied to the electrode surface.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of the electrode when used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "tipPreparation": "factory",
    "surfaceTreatment": "text"
}

Temperature probe or sensor

• type code TemperatureSensor · version 1.0.0 · schema

A thermistor, thermocouple or other probe used to measure body or tissue temperature, with its sterility and any surface treatment.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Components and supporting materials

Adhesive, cement, or sealant

• type code AdhesiveSealant · version 1.0.0 · schema

A glue, dental or bone cement, or sealant used to secure an implant or seal tissue, with the amount used, mixing ratio, application method and area, and curing method, duration and temperature.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "µL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
mixingRatio	Mixing ratio	ratio		format ratio	Component ratio used to prepare a multi-part material.
mixingRatio.numerator	numerator	number	yes	> 0
mixingRatio.denominator	denominator	number	yes	> 0
applicationMethod	Application method	text			How this material was applied in this usage.
area	Applied area	text			Location or surface where this material was applied.
curingMethod	Curing method	choice		one of self_cured, air_dried, heat_cured, uv_cured, chemical_cure, none, other	Curing, drying, rinsing, or other post-application treatment.
curingDuration	Curing duration	quantity with unit		units d, h, min, s; default {"unit": "min"}	Duration allowed for curing, drying, or another post-treatment.
curingTemperature	Curing temperature	quantity with unit		units °C, K; default {"unit": "°C"}	Temperature used during curing or another post-treatment.

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "µL"
    },
    "mass": {
        "value": 1,
        "unit": "mg"
    }
}

Baseplate

• type code Baseplate · version 1.0.0 · schema

A baseplate fixed to the skull or headcap to which a removable device, such as a head-mounted miniature microscope, is attached.

This type has no type-specific properties: send an empty object. Everything meaningful is recorded on the record itself or on its material usage rows.

Coating

• type code Coating · version 1.0.0 · schema

A coating applied to a device or component before use, such as a lipophilic dye on a probe shank, with the coated area, application method, concentration and number of coats.

Property	Title	Shape	Required	Allowed values	Meaning
applicationMethod	Application method	text			How this material was applied in this usage.
area	Coated area	text			Part of the device or component that was coated.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mg/mL"}	Concentration of this material in the formulation or mixture actually applied.
numberOfCoats	Number of coats	integer		≥ 1	Number of coating layers applied.

Illustrative payload:

{
    "applicationMethod": "text",
    "area": "text"
}

Connector component

• type code ConnectorComponent · version 1.0.1 · schema

A connector, interface board, adapter or cable used to link an implanted device to the acquisition system, with the number used and its sterility, sterilization or disinfection method.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "count": 1,
    "sterilityStatus": "sterile"
}

Anchor screw, pin, or fastener

• type code Fastener · version 1.0.0 · schema

A bone screw, anchor pin or other fastener used to secure an implant or headcap, with the number and size used, sterility and any preparation.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
size	Size used	text			Use-specific size or gauge when it is not already part of the selected catalog or stock identity.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "count": 1,
    "size": "text"
}

Fixed implant carrier or shuttle

• type code FixedPositioningAssembly · version 1.0.0 · schema

A fixed carrier or shuttle that holds a device at a set position without a movable drive, with how the device is attached, how the carrier is fixed, whether the device can be recovered, and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
deviceRecoverable	Device can be recovered	yes/no			Whether the positioned device can be removed from the carrier for recovery or reuse.
deviceAttachmentMethod	Device attachment to carrier	choice		one of clamp, screw, adhesive, friction_fit, shuttle_carrier, socket, other	How the positioned device is attached to the carrier or shuttle.
fixationMethod	Carrier fixation method	choice		one of dental_cement, skull_screws, headcap, bone_anchor, adhesive, mechanical_clamp, other	How the carrier or shuttle is secured in its used configuration.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "deviceRecoverable": true,
    "deviceAttachmentMethod": "clamp"
}

Headcap assembly

• type code HeadcapAssembly · version 1.0.1 · schema

A prefabricated or assembled headcap that protects and holds implants on the skull, with its sterility and any surface treatment or coating.

Property	Title	Shape	Required	Allowed values	Meaning
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.

Illustrative payload:

{
    "sterilityStatus": "sterile",
    "sterilizationMethod": "autoclave"
}

Manual microdrive

• type code ManualMicrodrive · version 1.0.0 · schema

A manually adjusted microdrive that advances an implanted device, such as a screw-driven drive for tetrodes or a silicon probe, with drive mechanism, travel range, travel per turn, retractability, recovery, attachment and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
actuationMechanism	Drive mechanism	text			Manual mechanism used to advance or retract the implanted device.
travelRange	Microdrive travel range	quantity with unit		units nm, µm, mm; default {"unit": "mm"}	Usable range over which the microdrive can move the positioned device.
movementResolution	Microdrive step size or resolution	quantity with unit		units nm, µm, mm; default {"unit": "µm"}	Smallest position increment reliably achievable by the microdrive.
travelPerTurn	Travel per full turn	quantity with unit		units nm, µm, mm; default {"unit": "µm"}	Distance the positioned device travels per full turn of the drive screw.
retractable	Device can be retracted	yes/no			Whether the microdrive permits the positioned device to be retracted.
deviceRecoverable	Device can be recovered	yes/no			Whether the positioned device can be removed from the microdrive for recovery or reuse.
deviceAttachmentMethod	Device attachment to microdrive	choice		one of clamp, screw, adhesive, friction_fit, shuttle_carrier, socket, other	How the positioned device is attached to the microdrive.
fixationMethod	Microdrive fixation method	choice		one of dental_cement, skull_screws, headcap, bone_anchor, adhesive, mechanical_clamp, other	How the microdrive is secured in its used configuration.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "actuationMechanism": "text",
    "travelRange": {
        "value": 1,
        "unit": "mm"
    }
}

Motorized microdrive

• type code MotorizedMicrodrive · version 1.0.0 · schema

A motor-driven microdrive that advances an implanted device, with its control mode, travel range, step size, movement rate, retractability, recovery, attachment and sterility.

Property	Title	Shape	Required	Allowed values	Meaning
controlMode	Control mode	text			How movement of the motorized microdrive is controlled.
travelRange	Microdrive travel range	quantity with unit		units nm, µm, mm; default {"unit": "mm"}	Usable range over which the microdrive can move the positioned device.
movementResolution	Microdrive step size or resolution	quantity with unit		units nm, µm, mm; default {"unit": "µm"}	Smallest position increment reliably achievable by the microdrive.
rate	Microdrive movement rate	quantity with unit		units nm/s, µm/s, mm/s, µm/min, mm/min, µm/h, mm/h; default {"unit": "µm/s"}	Configured movement rate of the motorized microdrive.
travelPerTurn	Travel per full turn	quantity with unit		units nm, µm, mm; default {"unit": "µm"}	Distance the positioned device travels per full turn of the drive screw.
retractable	Device can be retracted	yes/no			Whether the microdrive permits the positioned device to be retracted.
deviceRecoverable	Device can be recovered	yes/no			Whether the positioned device can be removed from the microdrive for recovery or reuse.
deviceAttachmentMethod	Device attachment to microdrive	choice		one of clamp, screw, adhesive, friction_fit, shuttle_carrier, socket, other	How the positioned device is attached to the microdrive.
fixationMethod	Microdrive fixation method	choice		one of dental_cement, skull_screws, headcap, bone_anchor, adhesive, mechanical_clamp, other	How the microdrive is secured in its used configuration.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.

Illustrative payload:

{
    "controlMode": "text",
    "travelRange": {
        "value": 1,
        "unit": "mm"
    }
}

Slide, coverslip, or mounting support

• type code MountingComponent · version 1.0.0 · schema

A glass slide, coverslip or other support used to mount a tissue section or specimen, with the number used, preparation and application method.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "count": 1,
    "preparation": "text"
}

Obturator

• type code Obturator · version 1.0.1 · schema

A removable insert, such as a dummy cannula or stylet, that keeps a guide cannula or port patent between uses, with the number used, sterility and preparation.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "count": 1,
    "sterilityStatus": "sterile"
}

Other component

• type code OtherComponent · version 1.0.1 · schema

A supporting component that does not fit any of the specific component roles, with the number used, sterility, surface treatment and preparation.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
surfaceTreatment	Surface treatment or coating	text			Use-specific surface treatment or coating applied to this device or component.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "count": 1,
    "sterilityStatus": "sterile"
}

Shielding material

• type code ShieldingMaterial · version 1.0.1 · schema

A material used to shield an implant electrically or optically, such as conductive paint, copper mesh or light-blocking material, with the amount or number of pieces used and how it was applied.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
count	Count used	integer		≥ 1	Number of items of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "mL"
    },
    "mass": {
        "value": 1,
        "unit": "mg"
    }
}

Agents and drugs

Active agent

• type code ActiveAgent · version 1.0.0 · schema

The pharmacologically active substance of a formulation given or applied in a procedure, when no more specific drug role fits, with this agent’s own dose, concentration, dilution, volume or mass.

Property	Title	Shape	Required	Allowed values	Meaning
dose	Applied dose	quantity with unit		units g/kg, mg/kg, µg/kg, ng/kg; default {"unit": "mg/kg"}	This agent’s own dose in this record, normalized to body mass; never the mixture’s combined dose.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mg/mL"}	This agent’s own strength in the formulation as prepared, not the formulation’s overall strength.
dilution	Applied dilution	ratio		format ratio	Ratio by which this agent’s own source material was diluted to prepare it for this use.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume this agent itself contributed here — its own share of any total the parent records.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Absolute amount of this agent contributed here: weighed or fixed, not calculated per body mass.
preparation	Preparation	text			Prose about preparing this agent here. Row order already records addition order, and a recipe that must be followed belongs in a linked protocol.

Illustrative payload:

{
    "dose": {
        "value": 1,
        "unit": "mg/kg"
    },
    "concentration": {
        "value": 1,
        "unit": "mg/mL"
    }
}

Anesthetic agent

• type code AnestheticAgent · version 1.0.0 · schema

An anesthetic drug given for induction or maintenance, with this agent’s own dose, concentration and volume, also when it is one component of a cocktail. A vaporizer setting for an inhaled agent belongs on the event, not here.

Property	Title	Shape	Required	Allowed values	Meaning
dose	Applied dose	quantity with unit		units g/kg, mg/kg, µg/kg, ng/kg; default {"unit": "mg/kg"}	This agent’s own dose in this anesthetic, normalized to body mass; never the cocktail’s total.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mg/mL"}	This agent’s own strength in the solution as drawn up; a vaporizer setting belongs on the event.
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume this agent itself contributed to the mixture; an inhaled agent has no volume here.

Illustrative payload:

{
    "dose": {
        "value": 1,
        "unit": "mg/kg"
    },
    "concentration": {
        "value": 1,
        "unit": "mg/mL"
    }
}

Anticoagulant

• type code Anticoagulant · version 1.0.1 · schema

An anticoagulant such as heparin used to keep blood, catheters or delivery lines from clotting, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Hemostatic agent

• type code HemostaticAgent · version 1.0.1 · schema

A material or agent applied to control bleeding, such as a gelatin sponge, bone wax or topical hemostat, with the amount or number of pieces used and how it was applied.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
count	Count used	integer		≥ 1	Number of items of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "mL"
    },
    "mass": {
        "value": 1,
        "unit": "mg"
    }
}

Inhaled euthanasia agent

• type code InhaledEuthanasiaAgent · version 1.0.1 · schema

A gas or inhalant used for euthanasia, such as CO2 or an overdose of isoflurane, with the applied concentration, flow rate and duration of exposure.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units % v/v, ppm; default {"unit": "% v/v"}	Concentration of this material in the formulation or mixture actually applied.
rate	Applied flow rate	quantity with unit		units L/min, mL/min, µL/min, nL/min; default {"unit": "mL/min"}	Flow rate at which this gas was applied or delivered.
duration	Application duration	quantity with unit		units d, h, min, s; default {"unit": "min"}	Duration for which this material was actively applied or delivered.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "% v/v"
    },
    "rate": {
        "value": 1,
        "unit": "mL/min"
    }
}

Injected euthanasia agent

• type code InjectedEuthanasiaAgent · version 1.0.1 · schema

An injectable drug used for euthanasia, such as a pentobarbital solution, with the applied dose, concentration, dilution, volume or mass.

Property	Title	Shape	Required	Allowed values	Meaning
dose	Applied dose	quantity with unit		units g/kg, mg/kg, µg/kg, ng/kg; default {"unit": "mg/kg"}	Dose of this material administered or applied in this usage.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "dose": {
        "value": 1,
        "unit": "mg/kg"
    },
    "concentration": {
        "value": 1,
        "unit": "mM"
    }
}

Lesion agent

• type code LesionAgent · version 1.0.1 · schema

A substance used to produce a chemical or excitotoxic lesion, such as ibotenic acid or 6-OHDA, with the applied dose, concentration, volume and application method.

Property	Title	Shape	Required	Allowed values	Meaning
dose	Applied dose	quantity with unit		units g/kg, mg/kg, µg/kg, ng/kg; default {"unit": "mg/kg"}	Dose of this material administered or applied in this usage.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "dose": {
        "value": 1,
        "unit": "mg/kg"
    },
    "concentration": {
        "value": 1,
        "unit": "mM"
    }
}

Pharmacological adjunct

• type code PharmacologicalAdjuvant · version 1.0.0 · schema

A substance added alongside the main agent to modify its effect or delivery, such as a vasoconstrictor or an enzyme, with its own dose, concentration or activity units per volume and the reason it was added.

Property	Title	Shape	Required	Allowed values	Meaning
dose	Applied dose	quantity with unit		units g/kg, mg/kg, µg/kg, ng/kg; default {"unit": "mg/kg"}	Dose of this substance itself, per unit body mass, not of the mixture it was part of.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration this substance reached in the mixture as applied, after any dilution.
dilution	Applied dilution	ratio		format ratio	How far the source material was diluted to prepare what was applied here.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this substance itself that was added, not of the whole mixture.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this substance itself that was added, not of the whole mixture.
activityConcentration	Applied activity concentration	quantity with unit		units IU/mL, U/mL, USP units/mL; default {"unit": "IU/mL"}	Biological activity units of this substance per volume of the mixture as applied, not an infectious titer.
purpose	Purpose	choice		one of vasoconstriction, ph_buffering, block_prolongation, tissue_spread, irritation_reduction, autonomic_counteraction, sedation_deepening, other	Why this substance was added alongside the main agent.

Illustrative payload:

{
    "dose": {
        "value": 1,
        "unit": "mg/kg"
    },
    "concentration": {
        "value": 1,
        "unit": "mM"
    }
}

Reversal agent

• type code ReversalAgent · version 1.0.0 · schema

A drug given to reverse an anesthetic or sedative, such as atipamezole after medetomidine, with the applied dose, concentration and volume, the dose it was chosen against, and whether reversal was meant to be full or partial.

Property	Title	Shape	Required	Allowed values	Meaning
dose	Applied dose	quantity with unit		units g/kg, mg/kg, µg/kg, ng/kg; default {"unit": "mg/kg"}	Dose of this substance itself, per unit body mass, not of the mixture it was part of.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration this substance reached in the mixture as applied, after any dilution.
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this substance itself that was administered, not of the whole mixture.
relativeDoseBasis	Relative dose basis	choice		one of agonist_mass, agonist_volume, fixed_per_animal, titrated_to_effect, other	What this reversal dose was chosen against.
purpose	Purpose	choice		one of full, partial, other	Whether reversal was intended to be full or deliberately partial.

Illustrative payload:

{
    "dose": {
        "value": 1,
        "unit": "mg/kg"
    },
    "concentration": {
        "value": 1,
        "unit": "mM"
    }
}

Supportive-care agent

• type code SupportiveAgent · version 1.0.1 · schema

A drug given for supportive or perioperative care, such as an analgesic, anti-inflammatory, antibiotic or ophthalmic ointment, with the applied dose, concentration, dilution, volume or mass.

Property	Title	Shape	Required	Allowed values	Meaning
dose	Applied dose	quantity with unit		units g/kg, mg/kg, µg/kg, ng/kg; default {"unit": "mg/kg"}	Dose of this material administered or applied in this usage.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "dose": {
        "value": 1,
        "unit": "mg/kg"
    },
    "concentration": {
        "value": 1,
        "unit": "mM"
    }
}

Biological and experimental payloads

Cell suspension

• type code CellSuspension · version 1.0.1 · schema

A suspension of cells delivered into tissue, for example for transplantation, with the applied cell count and concentration, viability before application, volume and passage number of cultured cells.

Property	Title	Shape	Required	Allowed values	Meaning
cellCount	Applied cell count	integer		≥ 0	Total number of cells applied in this usage.
cellConcentration	Applied cell concentration	quantity with unit		units cells/mL, cells/µL; default {"unit": "cells/µL"}	Cell concentration in the suspension actually applied.
viability	Cell viability	number		≥ 0 and ≤ 100	Measured viable-cell percentage immediately before application.
volume	Applied volume	quantity with unit		units mL, µL, nL; default {"unit": "µL"}	Volume of cell suspension applied.
passageNumber	Passage number at use	integer		≥ 0	Passage number of cultured cells at the time the suspension was prepared.
preparation	Preparation	text			Use-specific preparation of the cell suspension.

Illustrative payload:

{
    "cellCount": 1,
    "cellConcentration": {
        "value": 1,
        "unit": "cells/µL"
    }
}

Injected component

• type code DeliveredComponent · version 1.0.1 · schema

One component of an injected or infused formulation when no more specific payload role fits, with its applied dose, concentration, volume, mass or count and its fraction of the final formulation.

Property	Title	Shape	Required	Allowed values	Meaning
dose	Applied dose	quantity with unit		units g/kg, mg/kg, µg/kg, ng/kg; default {"unit": "mg/kg"}	Dose of this material administered or applied in this usage.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
count	Count used	integer		≥ 1	Number of items of this material used in this record.
fraction	Fraction of applied formulation	number		≥ 0 and ≤ 1	Fraction of the final applied formulation contributed by this component, entered from 0 to 1 (for example, 0.5 for 50%).
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "dose": {
        "value": 1,
        "unit": "mg/kg"
    },
    "concentration": {
        "value": 1,
        "unit": "mM"
    }
}

Neural tracer

• type code NeuralTracer · version 1.0.1 · schema

An anterograde or retrograde tracer delivered into tissue to label neuronal projections, with the applied concentration, dilution, volume or mass and the application method, such as pressure injection or iontophoresis.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, mg/mL, µg/mL, % w/v, % v/v; default {"unit": "µg/mL"}	Concentration of the tracer in the applied formulation.
dilution	Applied dilution	ratio		format ratio	Dilution of the tracer stock used in the applied formulation.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units mL, µL, nL; default {"unit": "nL"}	Volume of this tracer preparation applied.
mass	Applied mass	quantity with unit		units mg, µg, ng; default {"unit": "µg"}	Mass of tracer applied when that is the reported quantity.
preparation	Preparation	text			Use-specific preparation of the tracer.
applicationMethod	Application method	text			How the tracer was applied in this usage.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "µg/mL"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Particle suspension

• type code ParticleSuspension · version 1.0.1 · schema

A suspension of particles, such as fluorescent microspheres or nanoparticles, delivered into tissue, with the applied particle concentration or count, particle size and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied particle concentration	quantity with unit		units particles/mL, particles/µL, mg/mL, µg/mL, % w/v, % v/v; default {"unit": "particles/µL"}	Particle concentration in the suspension actually applied.
particleCount	Applied particle count	integer		≥ 0	Total particle count applied when known.
particleSize	Particle size	quantity with unit		units nm, µm, mm; default {"unit": "µm"}	Nominal or measured particle diameter for this suspension.
volume	Applied volume	quantity with unit		units mL, µL, nL; default {"unit": "µL"}	Volume of particle suspension applied.
preparation	Preparation	text			Use-specific preparation of the particle suspension.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "particles/µL"
    },
    "particleCount": 1
}

Viral-vector preparation

• type code ViralComponent · version 1.0.0 · schema

A viral vector in the formulation actually injected, with the applied volume, dilution and the effective titer delivered, which can differ from the stock titer.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "nL"}	Applied volume of this component of the delivered formulation.
titer	Effective delivered titer	quantity with unit		units vg/mL, gc/mL, TU/mL, IU/mL, pfu/mL, FFU/mL, vp/mL; default {"unit": "vg/mL"}	Titer of this vector in the formulation actually delivered.
dilution	Applied dilution	ratio		format ratio	Dilution used to prepare the delivered formulation.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "nL"
    },
    "titer": {
        "value": 1,
        "unit": "vg/mL"
    }
}

Fluids and vehicles

Administered fluid

• type code AdministeredFluid · version 1.0.0 · schema

A fluid given to a subject, such as saline or lactated Ringer’s for fluid support, with the volume of this fluid given.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL; default {"unit": "mL"}	How much of this fluid was given, as its own share. It is not the event’s combined total, even when this is the only fluid and the numbers match.

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "mL"
    }
}

Carrier gas

• type code CarrierGas · version 1.0.0 · schema

The gas that carries an inhaled anesthetic or is supplied for breathing, such as oxygen or medical air, with the applied flow rate and concentration.

Property	Title	Shape	Required	Allowed values	Meaning
rate	Applied flow rate	quantity with unit		units L/min, mL/min, µL/min, nL/min; default {"unit": "mL/min"}	Flow rate at which this gas was applied or delivered.
concentration	Applied concentration	quantity with unit		units % v/v, ppm; default {"unit": "% v/v"}	Concentration of this material in the formulation or mixture actually applied.

Illustrative payload:

{
    "rate": {
        "value": 1,
        "unit": "mL/min"
    },
    "concentration": {
        "value": 1,
        "unit": "% v/v"
    }
}

Fluid additive

• type code FluidAdditive · version 1.0.0 · schema

A substance added to a fluid, such as drinking water or a perfusion reservoir, with the concentration reached after mixing, the amount added, and whether an equal volume was withdrawn first.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "% w/v"}	Concentration this additive reached in the fluid that was delivered, after mixing. Not the strength of the concentrate or stock it was drawn from.
volume	Applied volume	quantity with unit		units L, mL, µL; default {"unit": "mL"}	Volume of this additive alone that was put into the fluid. Not the volume of the fluid it went into.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this additive alone that was put into the fluid, when mass rather than volume was the quantity actually measured.
replacementMethod	Replacement method	choice		one of replaced, added, not_recorded	Whether an equal volume was withdrawn before this additive went in, which decides whether the stated concentration was actually reached.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "% w/v"
    },
    "volume": {
        "value": 1,
        "unit": "mL"
    }
}

Irrigation solution

• type code IrrigationSolution · version 1.0.1 · schema

A solution used to rinse or keep tissue moist during a procedure, such as sterile saline or aCSF, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Vehicle

• type code Vehicle · version 1.0.0 · schema

The solvent or carrier in which an active agent is dissolved or suspended, such as saline, DMSO or cyclodextrin, with the amount used and its pH, osmolality and sterilization as prepared.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material weighed out for the formulation applied in this record.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "% v/v"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Ratio by which this material’s own source fluid was diluted to prepare it for this use.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
pH	pH as prepared	number		≥ 0 and ≤ 14	pH of this material as prepared for this use, measured or set by the lab.
osmolality	Osmolality as prepared	quantity with unit		units mOsm/kg; default {"unit": "mOsm/kg"}	Osmolality of this material as prepared for this use, read on an osmometer.
sterilizationMethod	Sterilization method as prepared	choice		one of filter_sterilized, autoclaved, aseptic_handling_only, none, other	How the lab sterilized this material as prepared for this use.
preparation	Preparation	text			How this material was made up for this use. Row order already gives the addition order, and a recipe to be followed belongs in a linked protocol.

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "mL"
    },
    "mass": {
        "value": 1,
        "unit": "mg"
    }
}

Reagents and labels

Blocking reagent

• type code BlockingReagent · version 1.0.1 · schema

A reagent used to block nonspecific binding before labeling, such as normal serum or BSA, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Buffer

• type code Buffer · version 1.0.1 · schema

A buffer used during specimen processing, such as PBS or Tris-buffered saline, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Clearing reagent

• type code ClearingReagent · version 1.0.1 · schema

A reagent used to render tissue optically transparent, as in CLARITY, iDISCO or CUBIC protocols, with the applied concentration, dilution, volume and application method.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Dehydration reagent

• type code DehydrationReagent · version 1.0.1 · schema

A reagent used to dehydrate tissue, such as a graded ethanol or methanol series, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Detection reagent

• type code DetectionReagent · version 1.0.1 · schema

A reagent used to detect or amplify a label, such as an avidin-biotin complex, DAB substrate or tyramide amplification reagent, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Fixative

• type code Fixative · version 1.0.1 · schema

A fixative used to preserve tissue, such as paraformaldehyde for perfusion or immersion fixation, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Hybridization probe

• type code HybridizationProbe · version 1.0.1 · schema

A nucleic acid probe used for in situ hybridization, such as an RNAscope or FISH probe, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Permeabilization reagent

• type code PermeabilizationReagent · version 1.0.1 · schema

A reagent used to permeabilize tissue or cell membranes for labeling, such as Triton X-100 or saponin, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Primary immunolabeling reagent

• type code PrimaryLabel · version 1.0.1 · schema

A primary antibody or other immunolabeling reagent that binds the target directly, with the working concentration or dilution and volume applied.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Processing reagent

• type code ProcessingReagent · version 1.0.1 · schema

A reagent used in specimen processing when no more specific reagent role fits, with the applied concentration, dilution, volume or mass and application method.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Retrieval reagent

• type code RetrievalReagent · version 1.0.1 · schema

A reagent used for antigen or epitope retrieval, such as citrate buffer for heat-induced retrieval, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Secondary immunolabeling reagent

• type code SecondaryLabel · version 1.0.1 · schema

A secondary antibody or other reagent that binds the primary label, typically conjugated to a fluorophore or enzyme, with the working concentration or dilution and volume applied.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Stain or dye

• type code StainDye · version 1.0.1 · schema

A histological stain or dye, such as Nissl, DAPI or hematoxylin, with the applied concentration, dilution, volume or mass and application method.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Wash solution

• type code WashSolution · version 1.0.1 · schema

A solution used to rinse tissue between processing steps, such as PBS or PBS with Tween, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Media and embedding

Cryoprotectant

• type code Cryoprotectant · version 1.0.1 · schema

A cryoprotective solution, such as sucrose or glycerol, used to protect tissue before freezing or sectioning, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Embedding medium

• type code EmbeddingMedium · version 1.0.1 · schema

A medium in which tissue is embedded for sectioning, such as paraffin, agarose or OCT, with the amount used, preparation and application method.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "mL"
    },
    "mass": {
        "value": 1,
        "unit": "mg"
    }
}

Index-matching medium

• type code IndexMatchingMedium · version 1.0.1 · schema

A medium matched to the refractive index of cleared tissue or of the objective for imaging, with the applied concentration, volume, preparation and application method.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "volume": {
        "value": 1,
        "unit": "mL"
    }
}

Processing or collection medium

• type code Medium · version 1.0.1 · schema

A medium used to collect or process tissue or cells when no more specific media role fits, such as culture medium or ice-cold cutting solution, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Mounting medium

• type code MountingMedium · version 1.0.1 · schema

A medium used to mount sections under a coverslip, with or without antifade or a nuclear counterstain, with the applied volume, concentration, preparation and application method.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "mL"
    },
    "concentration": {
        "value": 1,
        "unit": "mM"
    }
}

Storage medium

• type code StorageMedium · version 1.0.1 · schema

A medium in which tissue or specimens are stored, such as PBS with sodium azide or an antifreeze solution, with the applied concentration, dilution and volume.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Collection and supplies

Collection additive

• type code CollectionAdditive · version 1.0.1 · schema

A substance added to a collection tube or medium at collection, such as an anticoagulant or protease inhibitor, with the applied concentration, dilution, volume or mass.

Property	Title	Shape	Required	Allowed values	Meaning
concentration	Applied concentration	quantity with unit		units M, mM, µM, nM, g/L, mg/mL, µg/mL, ng/mL, mg/L, µg/L, ng/L, % w/v, % v/v; default {"unit": "mM"}	Concentration of this material in the formulation or mixture actually applied.
dilution	Applied dilution	ratio		format ratio	Dilution of the source material used to prepare the applied formulation, expressed as a ratio.
dilution.numerator	numerator	number	yes	> 0
dilution.denominator	denominator	number	yes	> 0
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "concentration": {
        "value": 1,
        "unit": "mM"
    },
    "dilution": {
        "numerator": 1,
        "denominator": 10
    }
}

Collection container

• type code CollectionContainer · version 1.0.1 · schema

A tube, vial, cassette or other container used to collect or hold a specimen, with the number used, sterility and any preparation.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.

Illustrative payload:

{
    "count": 1,
    "sterilityStatus": "sterile"
}

Processing supply

• type code ProcessingSupply · version 1.0.1 · schema

A disposable item used in specimen processing, such as a filter, needle or blade, with the number used, sterility, sterilization or disinfection method and size or gauge.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.
sterilityStatus	Sterility status	choice		one of sterile, non_sterile, unknown	Sterility status of this material when it was used.
sterilizationMethod	Sterilization method	choice		one of autoclave, ethylene_oxide, gamma_irradiation, other, none, unknown	Method used to sterilize this material.
disinfectionMethod	Disinfection method	choice		one of alcohol, chlorhexidine, povidone_iodine, other, none, unknown	Method used to disinfect this material.
size	Size used	text			Use-specific size or gauge when it is not already part of the selected catalog or stock identity.

Illustrative payload:

{
    "count": 1,
    "sterilityStatus": "sterile"
}

Surgical supply

• type code SurgicalSupply · version 1.0.0 · schema

A disposable item used during surgery, such as a suture, swab or drape, recorded with the number used.

Property	Title	Shape	Required	Allowed values	Meaning
count	Count used	integer		≥ 1	Number of items of this material used in this record.

Illustrative payload:

{
    "count": 1
}

Other

Other

• type code Other · version 1.0.1 · schema

A material that fits none of the specific roles, with the amount or number used, preparation and application method. Choose a specific role whenever one applies.

Property	Title	Shape	Required	Allowed values	Meaning
volume	Applied volume	quantity with unit		units L, mL, µL, nL; default {"unit": "mL"}	Volume of this material used in this record. When the parent records a total volume, this is this material’s share of that total.
mass	Applied mass	quantity with unit		units kg, g, mg, µg, ng; default {"unit": "mg"}	Mass of this material used in this record.
count	Count used	integer		≥ 1	Number of items of this material used in this record.
preparation	Preparation	text			Use-specific preparation of this material, such as mixing, dilution, trimming, or another treatment.
applicationMethod	Application method	text			How this material was applied in this usage.

Illustrative payload:

{
    "volume": {
        "value": 1,
        "unit": "mL"
    },
    "mass": {
        "value": 1,
        "unit": "mg"
    }
}