然后，用丙酮和蒸馏水反复漂洗去除油、表面活性剂和共表面活性剂。

Then it was repeatedly washed with acetone and distilled water to remove oil, surfactant and co-surfactant .

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以大豆毛油为原料，通过水化脱胶、丙酮去油和乙醇萃取等过程，提取了纯度较高的卵磷脂。

Using soybean oil as raw material, pure soybean lecithin was obtained by degumming with water, defatting with acetone and extracting with ethanol.

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不要接触亚甲基氯化物、丙酮(去指甲油剂)、强酸清洗剂。

Do not contact methylene chloride acet (like nail oil) strong acid detergent.

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