Most recent
ANSI/ASHRAE Standard 218-2026
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 the following: a) Single-component refrigerant and lubricant mixtures and b) Multicomponent refrigerant and lubricant mixtures. Dual units of measurement.
American Society of Heating, Refrigerating and Air-Conditioning Engineers, Inc. [ashrae]