DIN ISO 2268:1980-07
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
SURFACE ACTIVE AGENTS (NON IONIC); DETERMINATION OF POLYETHYLENE GLYCOLS AND NON IONIC ACTIVE MATTER (ADDUCTS), WEIBULL METHOD
01-07-2011
12-01-2013
Determines non-ionic active materials and polyethylene glycols using ethyl acetate plus extraction and gravimetry. Applies to agents with 2 to 80 oxyethylene groups per molecule.
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