IFC 4.3.0.1 (IFC4X3) development

8.11.2.66 IfcPHMeasure

8.11.2.66.1 Semantic definition

IfcPHMeasure is a measure of the molar hydrogen ion concentration in a liquid (usually defined as the measure of acidity) in a range from 0 to 14.

8.11.2.66.2 Formal Propositions

WR21<html><body><p>The pH value shall be in the range from 0 to 14.</p></body></html>
{0.0 <= SELF <= 14.0}
Table 8.11.2.66.A

8.11.2.66.3 Formal representation

TYPE IfcPHMeasure = REAL;
 WHERE
	 WR21 : {0.0 <= SELF <= 14.0};
END_TYPE;

8.11.2.66.4 References

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