![]()  | Amount Of Substance Measure | 
![]()  | Mesure de quantité de substance | 
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.
 <xs:simpleType name="IfcAmountOfSubstanceMeasure">
  <xs:restriction base="xs:double"/>
 </xs:simpleType>
TYPE IfcAmountOfSubstanceMeasure = REAL;
END_TYPE;
  References: IfcMeasureValue