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- polychloriznated benzenes 多氯苯
- This paper studies the method of determine benzenes in waste water by capilary column GC. 摘要研究了用气相色谱毛细管柱分析水中苯系物的方法。
- The lack of any methoxysubstituted benzenes would preclude any insertion process taking place. 例中没有甲氧基取代的笨，就应当排除任何嵌入反应的发生。
- The electronic structure of the nitro derivatives of benzenes and amino-benzenes have been calculated by CNDO/2 and HMO methods in quantum chemistry. 运用量子化学中CNDO/2和HMO方法,计算了苯和苯胺硝基衍生物炸药的电子结构。
- The biochemical oxygen demand (BOD 5) of 47 substituted benzenes were determined. 测定了 47种取代苯类化合物在松花江水中的 5日生化需氧量 (BOD5) .
- The correlation of F' and the standard enthalpies of formation for a series of alkyl benzenes was examined. 用F'研究一些烷基苯的标准生成焓，得到了令人满意的结果。
- The biodegradability of 27 substituted benzenes in the Songhua river water by BOD technique. 测定了27种取代苯类化合物在松花江江水中的生物降解性。
- Werner's method was that used previously by organic chemists to elucidate the structures of substituted benzenes, namely isomer counting. 沃纳所用的方法是从前有机化学家用来阐述取代苯结构的方法,即异构体计算法。
- The long chain alkyl benzenes in six samples show an even carbon number predominance ranging from C16 to C20 in carbon number. 样品中长链烷基苯在C16-C20?围内具有较明显的偶碳优势。
- Emergent shutdown of the recycle gas compressor is a very typical accident of non-plan shutdown happened in alkyl benzenes combination plant. 循环气体压缩机的紧急停车,是烷基苯联合装置非计划停车中的一个比较典型的事故案例。
- The article presents the method of determination of volatile benzenes in water with twice phase equilibration/Headspace GC. 选择7种水中挥发性苯系物作为研究对象，提出了两次相平衡／液上气相色谱法测定水中挥发性有机物的方法。
- The results of an interlaboratory measurement comparison on gaseous benzenes in China national environmental monitoring network are reported, and 24 local monitoring centers join this comparisons. 主要报告了全国24个环境监测实验室利用气态苯系物标准样品开展实验室间测量比对研究的结果,并提出了一套结果比较的统计评价方法。
- Sodium dodecly benzen sulfonate-6(SDBS-6) 十二烷基苯磺酸钠-6（SDBS-6）
- Synthesis of Linear Dodecyl Benzenes by Using Ionic Liquids as Catalyst 离子溶液催化合成直链烷基苯
- Joint Toxicity of 2,4-DNT and Derivatives of Nitro Benzenes to Vibrio Fischeri 2,4-二硝基甲苯与硝基苯衍生物对发光菌的联合毒性
- Keywords triisobutene;side chain dodecyl benzen;sieve sorbent catalyst; 三异丁烯;支链十二烷基苯;分子筛催化剂;
- polychloriznated 多氯化的
- Studies on the Adduct Reaction of Disubstituted Benzenes with Ion System of Acetone in Gas Phase 气相中双取代苯在丙酮离子体系中的加合反应研究
- Calculation of the Lonization Potential of Alkyl Benzenes, Aromatic Amines and Nitro Benzenes 烷基苯、芳胺和硝基苯电离能的计算
- The lack of any methoxysubstituted benzenes would preclude any insertion process taking place 例中没有甲氧基取代的笨，就应当排除任何嵌入反应的发生。
