The method consists in hydroyzing of a test portion by hydrochloric acid in the presence of ethanol and formic acid, after any grinding required, then extracting of the fat by hexane in a special flask, removing of the solvent and weighing the residue thus obtained.
WITHDRAWN
ISO 7302:1982
95.99
Withdrawal of Standard
Apr 22, 2008
WITHDRAWN
ISO 11085:2008
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