Natural language names
enAmount Of Substance Measure
frMesure de quantité de substance
Semantic definitions at the type
Type definition

An amount of substance measure is the value for the quantity of a substance when compared with the number of atoms in 0.012 kg of carbon 12.

Usually measure in mole (mol).

Type: REAL

NOTE  Type adapted from amount_of_substance_measure defined in ISO 10303-41.
HISTORY  New type in IFC1.5.1.
Formal representations
XSD Specification
 <xs:simpleType name="IfcAmountOfSubstanceMeasure">
  <xs:restriction base="xs:double"/>
 <xs:element name="IfcAmountOfSubstanceMeasure-wrapper" nillable="true">
    <xs:extension base="ifc:IfcAmountOfSubstanceMeasure">
     <xs:attributeGroup ref="ifc:instanceAttributes"/>
EXPRESS Specification
TYPE IfcAmountOfSubstanceMeasure = REAL;

Link to EXPRESS-G diagram EXPRESS-G diagram

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