A simple purification method for crude tea saponin was described.

对粗茶皂素的提取纯化工艺进行了研究。

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The purification method of HDL was easily carried out and suitable for study the function of lipoproteins.

琼脂糖电泳纯化的HDL方法简便易行，适用于研究脂蛋白生理功能。

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OBJECTIVE To optimize the purification method of the total isoflavones in Chuanshegan with macroporous adsorptive resin.

目的研究大孔吸附树脂分离纯化川射干中异黄酮的工艺条件及参数。

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By the end of that year drug company Eli Lilly and Company had devised a method for much higher purification.

FORBES: When Genetic Engineering Came Of Age