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- Keywords emergency monitoring;gas chromatography;N methyl piperazine; 应急监测;气相色谱;直接进样;N-甲基哌嗪;水;
- The Quantum Chemistry Study of the Structure and Activation of Diphenyl Methyl Piperazine 二苯甲基哌嗪类化合物结构与活性的量子化学研究
- methyl piperazine 甲基哌嗪
- Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体。
- Construction of methyl alcohol production project. 甲醇生产项目建设。
- Produced from lauryl alcohol and methyl laurate. 以硬酯醇及甲基棕榈。
- Produced from stearyl alcohol and methyl behenate. 可按客户要求生产。
- Produced from stearyl alcohol and methyl palmitate. 以硬酯醇及甲基二十二。
- The baby has worms. The doctor advised him to take some piperazine. 宝宝肚子里有虫了，医生建议让他吃些哌嗪。
- To combine with the methyl radical. 使甲基化使与甲基根结合
- Methyl silicone oil polysulfonate drilling fluid. 产。甲基硅油聚磺高密度钻井液。
- CMC Sodium carboxy methyl cellulose (pharma. 羧甲基纤维素钠(药用)
- CMS Sodium carboxy methyl starch (pharma. 羧甲基淀粉钠(药用)
- But what happens if the methyl defense falters? 如果说这种甲基防御出了问题,又会发生什么事呢？
- The bis(S)-Naproxen methyl ester is(+)-enantiomer. 对其代谢过程作了初步探讨。
- Some method about synthesis of piperazine with aliphatic amine were introduced. 介绍了由脂肪胺合成哌嗪的几种方法。
- The paper has reviewed the market development and related uses of piperazine. 本文首先简要介绍了无水哌嗪的市场发展情况以及相关用途。
- The structure of 1-(2,3-dichlorophcnyl)piperazine is confirmed by IR and 1HNMR. 最终产物的结构通过IR、1HNMR得到了表征。
- The structure of 1-(2,3-dichlorophenyl)piperazine is confirmed by IR and 1HNMR. 最终产物的结构通过IR、1HNMR得到了表征。
- Application experiment results show that average molecular weight of staple methyl hydrogen silicone and Si content of piperazine modified polyether polysiloxane have effects on PPEPS performance. 结果表明:原料含氢硅油的平均相对分子质量、PPEPS的硅含量对其应用性能有影响。
