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Determination of residual solvent in oilseed meals and flours by a volatilization procedure

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专利汇可以提供Determination of residual solvent in oilseed meals and flours by a volatilization procedure专利检索,专利查询,专利分析的服务。并且This invention relates to a simple, rapid and direct gaschromatographic (GC) procedure for detecting residual solvents and other volatiles present in vegetable oils, peanuts, nutbutter products, and oilseed meals and flours. A sample of the product to be analyzed is placed between glass wool plugs in a glass insert tube of a gas chromatograph. When required, water is added in a prescribed manner to facilitate the release of the volatile materials present. The insert tube is placed in the heated inlet of the gas chromatograph and the volatiles are then analyzed directly by temperature programmed gas chromatography.,下面是Determination of residual solvent in oilseed meals and flours by a volatilization procedure专利的具体信息内容。

1. A process for quantitatively determining residual solvents and acetone dimers in meals and flours which process comprises: a. inserting one part of a sample of meal or flour between two plugs of glass wool in a glass liner, b. adding 1 to 5 parts of water to the sample from a, c. inserting the liner with sample into the heated injection port of a gas chromatograph to force the carrier gas through the sample, accelerating the elution of the solvent, d. analyzing the solvent from c by temperature programmed gas chromatography.
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