The method of extracting the auxin in seaweeds with organic solvent, separating and purifying the auxin by ether extraction method and column chromatography has been established.

确立了以有机溶剂提取海藻中的生长素，以乙醚萃取法和柱层析法对生长素进行分离纯化的方法。

youdao

The sugar content in the hydrolysate of cocoanut shell is determined by treating samples containing sugar with derivatization extraction method and capillary gas chromatography.

采用衍生化—萃取法处理含糖样品，毛细管气相色谱测定糖的方法，测定了椰子壳水解液中糖的含量。

youdao

Method: Ethylaeetate extraction and polyamide chromatography isolation was used to isolate orientin.

方法：采用醋酸乙酯萃取-聚酰胺柱色谱分离荭草苷。

youdao