petroleum ether
通常用作溶剂。
常用释义
英式发音
美式发音
基本释义
- 石油醚：一种挥发性的石油分馏液，通常用作溶剂。
例句
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1·Petroleum ether extract content increased.石油醚提取物含量有增加。
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2·Mainly by tobacco bud extract petroleum ether extract obtained tobacco bud extract.烤烟花蕾浸膏主要是通过石油醚浸提烤烟花蕾制得浸膏。
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3·This paper studied on oat oil from deshelled oat seeds by petroleum ether extraction.本课题以脱壳燕麦为原料，经石油醚提取得到燕麦油。
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4·With ethanol and other organic solvents miscible, insoluble in water and petroleum ether.能与乙醇等一般有机溶剂混溶，不溶于水和石油醚。
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5·From the 35% EtoAc-petroleum ether portion 1-0-hexanoyl-glycerol ester(12) were isolated.从35％乙酸乙酯—石油醚部分分离得到了十六碳酸甘油酯（12）。
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6·It is soluble in such organic solvents as acetone, ethylether or petroleum ether instead of water.易溶于丙酮、 或石油醚等有机溶剂，不溶于水。
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7·Petroleum Ether that is defined is the suitable solvent according to the choice solvent experiment.通过对提取溶剂的选择实验得出了提取茄尼醇的最佳溶剂（石油醚）。
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8·The yield of petroleum ether extractives from the crowns of C. lanceolata was 5 4% of its dry weight.杉木绿冠的石油醚提取物得率，为其绝干重量的5．4％。
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9·It was found that both n-hexane and petroleum ether were good solvent for ultrasonic-assisted process.结果表明，正己烷和石油醚作提取溶剂效果较好。
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10·Degreasing treatment with petroleum ether is a common step in extracting processing of plant flavonoids.石油醚除脂处理是目前植物黄酮类物质提取中常用的处理环节。