Requirements for 5 grades for any size of system operating on ammonia or halocarbon refrigerants. Explanatory notes, crackle test for free water, method for determining content of material insoluble in refrigerant 12.
Original price was: $190.50.$95.00Current price is: $95.00.
Specification for lubricating oils for refrigerant compressors
BSI Group , 08/29/1975
Pages: 16
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