Method: to extract lecithin from egg yolk with acetone and ethanol.

方法：用丙酮、乙醇提取蛋黄中的卵磷脂。

youdao

Method: to extract lecithin from egg yolk with acetone and ethanol.

方法：用丙酮、乙醇提取蛋黄中的卵磷脂。

youdao