lecithin raw material
卵磷脂原料
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Using soybean oil as raw material, pure soybean lecithin was obtained by degumming with water, defatting with acetone and extracting with ethanol.
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。
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