1 ∶ 1 acetone solution was used to extract dry ivy mosses, from which lixivium was extracted by ethyl acetate. They always connected water with their attitude. acetone;

  • 用1∶1的丙酮水对贡菜干品浸提,经减压回收丙酮,以乙酸乙酯萃取,再减压回收乙酸乙酯,得到贡菜提取液。

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