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- Butadiene Purity and Hydrocarbon Impurities by Gas Chromatography, Method of Test for (05. 用气相色谱法测定丁二烯纯度和烃类杂质的试验方法(05。
- Hydrocarbon impurities in propylene were determined with capillary gas chromatography (GC) by using PLOT/ Al 2 0 3 quartz capillary column and flame ionization detector (FID). 以PLOT/Al2 O3 石英毛细管柱为分析柱 ,采用氢火焰离子化检测器 ,建立了测定丙烯中烃类杂质含量的毛细管气相色谱法。
- Toluene--Determination of hydrocarbon impurities--Gas chromatographic method GB/T3144-1982甲苯中烃类杂质的气相色谱测定法
- Toluene of coal carbonization--Determination of hydrocarbon impurities--Gas chromatographic method GB/T8038-1987焦化甲苯中烃类杂质的气相色谱测定方法
- m) has been used for the analysis of trace hydrocarbon impurities in high purity isobutene. 毛细管色谱柱对高纯异丁烯中的微量烃类杂质进行了气相色谱方法研究。
- There are some impurities in food. 食物中有一些杂质。
- Workers are removing impurities from silver. 工人们正去除银中的杂质。
- Filtering the water removed some of its impurities. 把水过滤一下除去了一些杂质。
- hydrocarbon impurities 高纯度丙烯
- Pig iron is converted into steel by removing most but not all the impurities. 生铁变成钢要除掉大部分而不是全部的杂质。
- The limestone absorbs impurities from the ore. 石灰石从矿石中吸收杂质。
- Impurities tend to segregate at grain boundaries. 杂质常常在晶粒间界偏析。
- The petroleum hydrocarbon is called hexane. 己烷是一种石油碳氢化合物。
- The hydrocarbon must be an alkene. 这个碳氢化合物必定是烯烃。
- Care is to be taken to remove all the impurities. 要注意除去所有的杂质.
- Water call be shown as containing impurities. 可以证明水含有杂质。
- These impurities can give color to the diamond. 这些混合物可以使钻石具有颜色。
- Any of various hydrocarbon pesticides, such as DDT, that contain chlorine. 有机氯一种含氯的碳氢化合物杀虫农药,如滴滴涕杀虫剂
- Clean out To rid of dirt, rubbish, or impurities. 扫除,清除去除尘土、垃圾或杂质。
- It's based on hydrocarbon resin. 以烃类树脂为基料制成的耐热铝粉漆。