Historical
ANSI/ASHRAE Standard 218-2019
Method of Test for Lubricant and Refrigerant Miscibility Determination
Establishes a test procedure to determine the critical solution locus of miscible properties of a lubricant and refrigerant mixture. Applies to pure-component refrigerant and lubricants and multicomponent refrigerant and lubricant mixtures.
American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. [ashrae]
