• By solvent extraction, column chromatography, and crystallization, fexofenadine (96.3% purity) was obtained with yield 63.5%.

    通过对发酵液进行溶媒抽提层析、重结晶得到纯品收率达到63.5%,纯度96.3%。

    youdao

  • After column chromatographic separation, re-crystallization treatment and supercritical fluid precipitation treatment, the purity of lutein is improved.

    粗提物层析分离,重结晶,再经过超临界流体沉淀处理后,提高叶黄素纯度

    youdao

  • Conclusion: Silica gel column chromatography and crystallization are simple and rapid methods to isolate gardenoside.

    结论层析重结晶方法简单分离栀子苷的有效办法。

    youdao

  • Methods: Silica gel column chromatography and crystallization were used to obtained gardenoside from Gardenia jasminoides.

    方法利用柱结晶栀子的成熟果实中进行分离纯化栀子苷。

    youdao

  • Methods: Silica gel column chromatography and crystallization were used to obtained gardenoside from Gardenia jasminoides.

    方法利用柱结晶栀子的成熟果实中进行分离纯化栀子苷。

    youdao

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