95.99 Withdrawal of Standard Mar 20, 2012
ISO
ISO/TC 34/SC 5 Milk and milk products
International Standard
67.100.10 Milk and processed milk products
The method consists in preparing of sterol digitonides and dissolving in a mixture of formamide and dimethylformamide, extraction of the liberated sterols with pentane, separation of the sterols using a suitable gas chromatograph. If, on the chromatogram, a peak with the retention time of beta-sitosterol is obtained, the presence of vegetable fat in the sample is demonstrated. Peaks of other phytosterols may support this conclusion.
WITHDRAWN
ISO 3594:1976
95.99
Withdrawal of Standard
Mar 20, 2012
ABANDON
ISO/WD 3594