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- This paper studies the method of determine benzenes in waste water by capilary column GC. 摘要研究了用氣相色譜毛細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. 例中沒(méi)有甲氧基取代的笨，就應當排除任何嵌入反應的發(fā)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. 運用量子化學(xué)中CNDO/2和HMO方法,計算了苯和苯胺硝基衍生物炸藥的電子結構。
- The biochemical oxygen demand (BOD 5) of 47 substituted benzenes were determined. 測定了 47種取代苯類(lèi)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'研究一些烷基苯的標準生成焓，得到了令人滿(mǎn)意的結果。
- The biodegradability of 27 substituted benzenes in the Songhua river water by BOD technique. 測定了27種取代苯類(lèi)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. 沃納所用的方法是從前有機化學(xué)家用來(lái)闡述取代苯結構的方法,即異構體計算法。
- The long chain alkyl benzenes in six samples show an even carbon number predominance ranging from C16 to C20 in carbon number. 樣品中長(cháng)鏈烷基苯在C16-C20?圍內具有較明顯的偶碳優(yōu)勢。
- Emergent shutdown of the recycle gas compressor is a very typical accident of non-plan shutdown happened in alkyl benzenes combination plant. 循環(huán)氣體壓縮機的緊急停車(chē),是烷基苯聯(lián)合裝置非計劃停車(chē)中的一個(gè)比較典型的事故案例。
- The article presents the method of determination of volatile benzenes in water with twice phase equilibration/Headspace GC. 選擇7種水中揮發(fā)性苯系物作為研究對象，提出了兩次相平衡／液上氣相色譜法測定水中揮發(fā)性有機物的方法。
- 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. 主要報告了全國24個(gè)環(huán)境監測實(shí)驗室利用氣態(tài)苯系物標準樣品開(kāi)展實(shí)驗室間測量比對研究的結果,并提出了一套結果比較的統計評價(jià)方法。
- Sodium dodecly benzen sulfonate-6(SDBS-6) 十二烷基苯磺酸鈉-6（SDBS-6）
- Keywords rare earth;complex;bis（phenyl-methyl-oxo-formylpyrazol）diformyl pyridine;synthesis; 稀土;配合物;雙（苯基甲基氧代甲酰吡唑）吡啶;合成;
- Synthesis of Linear Dodecyl Benzenes by Using Ionic Liquids as Catalyst 離子溶液催化合成直鏈烷基苯
- Joint Toxicity of 2,4-DNT and Derivatives of Nitro Benzenes to Vibrio Fischeri 2,4-二硝基甲苯與硝基苯衍生物對發(fā)光菌的聯(lián)合毒性
- Keywords triisobutene;side chain dodecyl benzen;sieve sorbent catalyst; 三異丁烯;支鏈十二烷基苯;分子篩催化劑;
- diformyl 乙二醛
- Studies on the Adduct Reaction of Disubstituted Benzenes with Ion System of Acetone in Gas Phase 氣相中雙取代苯在丙酮離子體系中的加合反應研究
- Calculation of the Lonization Potential of Alkyl Benzenes, Aromatic Amines and Nitro Benzenes 烷基苯、芳胺和硝基苯電離能的計算
- The lack of any methoxysubstituted benzenes would preclude any insertion process taking place 例中沒(méi)有甲氧基取代的笨，就應當排除任何嵌入反應的發(fā)生。
