DIN 51590-2:1976-06
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
TESTING OF LUBRICANTS; DETERMINATION OF THE CONTENT OF MATERIAL INSOLUBLE IN R 12 REFRIGERATOR OILS; METHOD AT -40 DEG C (233 K)
Hardcopy , PDF
01-06-2003
English
12-01-2013
The method is for the purpose of determining the content of material insoluble in R 12 in refrigerator oils. This method deals with substances contained in the oil which are precipitated from a mixture of refrigerant and oil in the concentration normally found in refrigerators at volatilization temperatures down to -40 degree C (233 K).
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