IfcAmountOfSubstanceMeasure

Definition from ISO/CD 10303-41:1992: An amount of substance measure is the value for the quantity of a substance when compared with the number of atoms in 0.012kilogram of carbon 12.

Usually measure in mole (mol).

Type: REAL

NOTE Corresponding STEP name: amount_of_substance_measure, please refer to ISO/IS 10303-41:1994 for the final definition of the formal standard.

HISTORY New type in IFC Release 1.5.1.

EXPRESS specification: