Separation and purification method for multi-valence unsaturated fatty acid was introduced, as well as its application prospect in production of rubber seed oil.

介绍了多价不饱和脂肪酸的分离纯化方法，以及在橡胶籽油中的应用前景。

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This paper stated the separation and analysis of unsaponifiable matters which including sterols, 4-methyl sterols and triterpene alcohols in hemp seed oil with TLC and GC.

采用薄板层析、气相色谱对大麻籽油中甾醇、4-甲基甾醇及三萜醇等不皂化物的成分进行了分离和分析。

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Separation and Identification of Fatty Acid in the Seed Oils of Two New Species of Celosia Cristata l.

两个新品种鸡冠花籽油脂肪酸组分的分离鉴定。

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In the specific case of maize, to ensure that seed stocks achieve 99.9% purity, a separation distance of 200 metres is required from any source of "contaminating" maize pollen.

BBC: GM trial 'no threat to organic centre'