The current products contain a large amount of methylbenzene and are poisonous.
现有产品含有大量的甲苯,具有毒性。
METHODS Headspace GC was used to determine the skellysolve B, benzene, methylbenzene, styrene in Peristrophe baphica extraction.
方法采用顶空气相色谱法对树脂残留物正己烷、苯、甲苯、二甲苯、苯乙烯进行检测。
Objective To establish a mouse aplastic anemia model by using cyclophosphamide and methylbenzene, and research its pathomorphology.
目的以环磷酰胺和甲苯联合应用的方法建立小鼠再生障碍性贫血动物模型,并进行病理学观察。
The syntheses and spectral characteristics of bism-methylbenzene maleate and bis-m-methylbenzene phthalate is reported in this paper.
报道了顺丁烯二酸二间甲苯酯和邻苯二甲酸二间甲苯酯的合成与光谱性质。
Testing and monitoring of benzene, methylbenzene and dimethylbenzene on occasion of diesel engine paints coating is very important industrial sanitation work.
柴油机整机外表油漆涂装现场苯、甲苯、二甲苯(三苯)的测试与监控是工业卫生的一项重要工作。
METHOD AB 8 resin was treated with alcohol and propanone and the extract was detected for the content of the residues of benzene, methylbenzene, xylene and styrene.
方法取ab- 8树脂分别经乙醇、丙酮处理前后的浸出液及经树脂吸附后的栀子洗脱液,以气相色谱法检测其中苯、甲苯、二甲苯、苯乙烯残留物的含量。
GC-900 gas chromatography apparatus is used to detecting the concentration of methylbenzene gas, and the best parameters of this experiment equipment are got by doing orthogonal experiment.
利用GC- 900气相色谱分析仪检测甲苯的浓度,通过正交实验得出了实验过程的最佳操作参数。
Result:Organic poisons such as benzene, xylene, methylbenzene, ethyl acetate and butyl acetate could be separated effectively by column FFAP, the ralative standard deviation of the method was 1.
目的:研究一个能同时测定空气中苯、甲苯、二甲苯、乙酸乙酯、乙酸丁酯等有机毒物的检测方法,用以对新装修旅店客房有机毒物含量分析。
Result:Organic poisons such as benzene, xylene, methylbenzene, ethyl acetate and butyl acetate could be separated effectively by column FFAP, the ralative standard deviation of the method was 1.
目的:研究一个能同时测定空气中苯、甲苯、二甲苯、乙酸乙酯、乙酸丁酯等有机毒物的检测方法,用以对新装修旅店客房有机毒物含量分析。
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