Class: Substance

A type of material substance, or instance thereof, as used in a particular application. May include information about the role the substance played in a particular application.

URI: crdch:Substance

Parents

• is_a: Entity - Any resource that has its own identifier

Referenced by Class

• SpecimenContainer ➞additive _0..* Substance
• SpecimenCreationActivity ➞additive _0..* Substance
• SpecimenProcessingActivity ➞additive _0..* Substance
• Treatment ➞therapeutic_agent _0..1 Substance

Attributes

Own

• substance_type _0..1
  • Description: The specific type of the substance - at as granular a level as possible. May be a specific chemical compound, or the name of a formulation/preparation made up of many compounds.
  • Range: CodeableConcept
  • Examples: toluene, formalin, DMEM
• role _0..*
  • Description: A role played by the substance in a particular application (e.g. the role of a lysis buffer when applied in a specimen creation activity, or the role of fixative when applied in specimen processing)
  • Range: CodeableConcept
  • Examples: lysis buffer, fixative, mounting medium, collection media
• substance_quantity _0..1
  • Description: The quantity of substance this instance stands for.
  • Range: Quantity