ASHRAE Standard 172 defines a test method to determine the formation of insoluble materials in synthetic lubricants and hydrofluorocarbon (HFC) systems, the results of which can be used to compare lubricants and refrigerants.
ASHRAE 172-2017
Original price was: $75.00.$37.00Current price is: $37.00.
Standard 172-2017 — Method of Test for Insoluble Materials in Synthetic Lubricants and HFC Refrigerant Systems (ANSI Approved)
ASHRAE , 2017
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