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ISO 3594:1976

Milk fat — Detection of vegetable fat by gas-liquid chromatography of sterols (Reference method)

Dec 1, 1976
95.99 Withdrawal of Standard   Mar 20, 2012

General information

95.99     Mar 20, 2012

ISO

ISO/TC 34/SC 5

International Standard

67.100.10  

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Scope

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.

Life cycle

NOW

WITHDRAWN
ISO 3594:1976
95.99 Withdrawal of Standard
Mar 20, 2012

REVISED BY

ABANDON
ISO/WD 3594

National adoptions

Milk fat — Detection of vegetable fat by gas-liquid chromatography of sterols (Reference method)

60.60 Standard published

DPS/KT 302 more