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ASHRAE 41.9:2018
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Refrigerant Mass Flow Measurements Using Calorimeters (ANSI Approved)
Superseded date
06-11-2021
Published date
01-10-2018
This standard applies to measuring mass flow rates for refrigerants and refrigerant/lubricant mixtures using calorimeters in laboratories
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