petroleum ether extraction

基本解釋

Overview: The Division Lanti Vanilla extract raisins produced mainly in Xinjiang, as the raw material obtained by petroleum ether extraction.
概述：本司葡萄干萃取物主要采用新疆產(chǎn)的葡萄干為原材料，通過石油醚萃取制得。
To obtain chemical constituents of whole Sorbus tianschanica L. , the methods of water extraction, ethanol extraction and petroleum ether extraction were used.
本實(shí)驗(yàn)采用水提取法、醇提取法和石油醚提取法對(duì)天山花楸全株的化學(xué)成分進(jìn)行了比較全面的定性研究。
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Overview: The Division mainly sweet clover extract of sweet clover Sichuan region of China for raw materials, petroleum ether extraction by roots in the system.
概述：本司草木犀浸膏主要采用中國(guó)四川地區(qū)的草木犀為原材料，通過石油醚浸提根莖制得。

石油醚提取
To obtain chemical constituents of the diaphragma of Juglans regia L. ,the methods of water extraction,ethanol extraction and petroleum ether extraction were used.
采用水提取法、醇提取法和石油醚提取法對(duì)核桃隔膜的化學(xué)成分進(jìn)行了比較全面的定性研究。