Industrial automation systems and integration - Product data representation and exchange - Part 1099: Application module: Independent property definition
ISO/TS 10303-1099:2005 specifies the application module for Independent property definition. The following are within the scope of ISO/TS 10303-1099:2005:
an observable or measurable quantity;
the physical quantity space that contains a physical quantity instance;
the symmetry of a physical quantity instance.