GB/T 25224.2-2010Animal and vegetable fats and oils -- Determination of stigmastadiene in vegetable oils -- Part 2: Method using high-performance liquid chromatography (HPLC) (English PDF)

GB/T 25224.2-2010 is the English-translated version of 动植物油脂 植物油中豆甾二烯的测定 第2部分：高效液相色谱法.

GB/T 25224.2-2010 — This standard specifies the Determination of vegetable oil sterol diene, especially in terms stigmasterol diene, principle, reagents, instruments provided Equipment, sample preparation, procedure, results are shown and precision requirements.

Sterol diene is oil processing and washing bleach steam deodorizing process by sterol dehydration formation. The method is also applicable to Determination of whether or not refined as ever virgin vegetable oil refining method of screening for the presence of olive oil.

NOTE. ISO 15788-1 is the reference method for the determination in vegetable oils stigmasterol diene, and the method can be used as a rapid screening method. Its precision (see attached Record A) Available ISO 15788-1 predetermined gas liquid chromatography to verify.

For virgin olive oil samples, close to the international organizations (IOOC, EC) Regulation Predetermined limit.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

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