petroleum ether extraction

常见例句

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产的葡萄干为原材料，通过石油醚萃取制得。
To obtain chemical constituents of whole Sorbus tianschanica L. , the methods of water extraction, ethanol extraction and petroleum ether extraction were used.
本实验采用水提取法、醇提取法和石油醚提取法对天山花楸全株的化学成分进行了比较全面的定性研究。
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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国四川地区的草木犀为原材料，通过石油醚浸提根茎制得。