氯甲的例句（氯甲在句子中的用法）

• The reactor and transfer line are rinsed with several small portions of methylene chloride. 反应器和输送管线被用少量二氯甲烷洗涤几次.
• Purification of 2,6 dichlorotoluene by the recrystallization method without solvent was studied. 研究了用无溶剂重结晶法提纯2,6二氯甲苯.
• Antioxidant activities of six spice materials have been measured using peroxidevalue ( POV ) and acid value ( AV ) after extraction with dichloromethane. 以过氧化值及酸价为指标,评价了以二氯甲烷为溶剂的生姜等六种常用香辛料提取物的抗氧化作用.
• The variation of the desorption activation energy of dichloromethane on activated carbons was discussed hardbase ( HSAB ) princi. 主要研究了金属离子改性活性炭对二 氯甲烷 脱附活化能的影响.
• Taking p chlorotoluene as raw material , 2,4 Dichlorotoluene was synthesized via catalytic chlorination process. 以对氯甲苯为原料, 经催化氯化制取2,4二氯甲苯.
• GC analytical method for o - chlorotoluene in the workplace air using sampling by charcoal tube was studied. 研究炭管采集空气中邻 - 氯甲苯的气相色谱分析方法.
• Loteprednol etabonate was synthesized through oxidation, acylation, hydrolysis and chloromethylation from the starting material prednisolone. 以泼尼松龙为原料,经氧化 、 酰化 、 水解成盐、氯甲基化成酯制得氯替泼诺.
• Abstract: 2 - Chloro - 5 - chloromethylpyridine is an important intermediates of the pesticide and the pharmacology. 文摘: 2- 氯 -5- 氯甲基吡啶是农药和医药的重要中间体.
• P - methoxybenzeneacetonitrile was prepared in 34.8 % yield starting from anisole, via chloromethylation, cyanogenation and fractional distillation. 以苯甲醚为原料,经过氯甲基化, 氰化反应后, 通过精馏获得对甲氧基苯乙腈,总收率为34.8%.