petroleum ether

petroleum ether的基本解释

-

[化] 石油醚

与petroleum ether相关的网络例句 [注：此内容来源于网络，仅供参考]

The content of carotenoid and petroleum ether extract reduced at three months of aging and then increased.

类胡萝卜素和石油醚提取物含量在陈化三个月时降低，之后上升。

It is the first time that the petroleum ether extract and ethyl acetate extract of Nerviliafoadii.

首次确定了青天葵的石油醚和乙酸乙酯部位是体内抗肿瘤作用的有效部位。

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。

It indicated that the allelopathic substances were mainly in the petroleum ether fraction.

结果表明，克生活性物质主要集中在石油醚相中。

After further training solution to the petroleum ether extraction of oil residue collection, and Determination of the degradation rate.

再将培养后的溶液以石油醚萃取法收集残留的石油，用紫外分光光度法测定其降解率。

与petroleum ether相关的网络解释 [注：此内容来源于网络，仅供参考]

petroleum ether：石油醚

石油醚(petroleum Ether) 性质:无色透明、易燃、易爆液体、稳定行好、长期贮存不色、无机械杂质和水分,纯度高. 用途:用于医药、化工、溶剂、农药及化学试剂等. 包装:铁桶装,每桶净重140kg. 企标:Q/XCH002-06-1999

petroleum ether：(五一)石油醚

(五十)煤焦油 Coal tar naphtha | (五一)石油醚 Petroleum ether | (五二)石油 Petroleum napht ha

petroleum ether：石油谜

Methylene Chloride Stabilized 二氯甲烷 4L | Petroleum Ether 石油谜 4L | Ethyl Acetate 乙酸乙酯 4L

petroleum ether：(五十一)石油醚

(五十)煤焦油精 Coal tar naphtha | (五十一)石油醚 Petroleum ether | (五十二)石油精 Petroleum naphtha

petroleum ether insolubles：石油醚不溶物

petroleum ester 石油酯 | petroleum ether insolubles 石油醚不溶物 | petroleum ether 石油醚