在工作场所,他们的母亲接触过诸如甲苯、二甲苯、矿物精炼物、异丙醇和三氯乙烯等有机溶剂。
In the workplace, their mothers had come into contact with such solvents as toluene, xylene, mineral spirits, isopropyl alcohol and trichloroethylene.
芳烃是环状碳氢化合物,如苯,甲苯和二甲苯。
The aromatics are ringed hydrocarbons, such as benzene, toluene and xylene. Benzene is used to make polystyrenes e.g.
另一组重要的石油化学品原料是芳香烃化合物,主要是苯、甲苯和二甲苯,主要由催化重整制得。
Another important group of petrochemical raw materials are the aromatic compounds, principally benzene, toluene and xylenes, which are mainly produced by catalytic reforming.
溶解度:溶于甲醇、乙醇。难溶于甲苯、二甲苯。
Solubility: soluble in methanol ethanol. hardly soluble in toluene xylene.
传统油漆是以有机溶剂为稀释剂,需要消耗大量的石油资源,更含有苯、甲苯、二甲苯、甲醛、游离性TDI等有毒化学物质。
The traditional painting is an organic solvent as diluent, need to consume large amounts of oil resources, more contain toxic chemicals benzene, toluene, xylene, formaldehyde, free TDI.
指甲油中含有有毒物质如甲苯,苯酚,二甲苯。
Nail polish contains toxic products like toluene, phenol and xylene.
传统的甲苯二胺分离工艺存在一些缺点,如甲苯二胺产品的纯度不高、过程的能耗大等。
There are some problems in traditional separation process for toluene diamine, such as low purity of product and huge energy expenditure.
根据NASA的相关研究,证明了蜘蛛草可以除去空气中的甲醛、二甲苯和甲苯成分。
In NASA's study, they were shown to get rid of formaldehyde, xylene and toluene.
用胶束电动毛细管色谱法测定了同一井位、不同深度岩屑样品中的苯、甲苯、乙苯和二甲苯化合物。
Benzene, toluene, ethylbenzene, xylene (BTEX) compounds in debris samples which were at different depth and at the same well were determined by micellar electrokinetic capillary chromatography (MECC).
以2,4-二硝基甲苯和2,6 -二硝基甲苯(分异构体)介电波谱分析的示例,得到了很好的结果。
For example, 2, 6 - Dinitrotoluene and 2, 4 - Dinitrotoluene (isomer) are analysis by dielectric spectroscopy methods yielding excellent results.
硝化对位异丙基甲苯时会生成二硝基甲苯。
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。
METHODS Headspace GC was used to determine the skellysolve B, benzene, methylbenzene, styrene in Peristrophe baphica extraction.
这种酯或其混合物,也可由硝基苯,硝基甲苯,二硝基甲苯或三硝基苯等附加物来改性。
Such esters, or mixtures thereof may also be modified by additives such as nitrobenzene, nitrotoluence, dinitrotoluene or trinitrololuene .
苯、甲苯和二甲苯最后都完全矿化为CO2和H2O,没有生成新的有机物。
Benzene, toluene, dimethylbenzene can be complete mineralized into CO2 and H2O, without producing new organic materials.
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。
Testing and monitoring of benzene, methylbenzene and dimethylbenzene on occasion of diesel engine paints coating is very important industrial sanitation work.
目的建立适用于同时测定常用溶剂型胶粘剂中苯、甲苯、二甲苯含量的气相色谱分析方法。
Objective To establish a gas chromatography method which will be suitable for determination of one time of the benzene, toluene, dimethylbenzene in the adhesives.
现在有了丙酮,二甲苯,还有甲苯。
另外,它还可以抑制电脑显示器和打印机中释放的二甲苯和甲苯。
In addition, it can inhibit the release of computer monitors and printers in the xylene and toluene.
其异构化的目的是提高对二甲苯和邻二甲苯的收率。
Its isomerization is aimed at increasing the yields of para - and ortho - xylenes.
硝基苯胺在二甲苯中的溶解度要大于甲苯中的溶解度,而醚化物在两种溶剂中的溶解度相当。
Solubility of nitrobenzenamine in xylene was higher than that in toluene, but solubility of etherate was nearly the same in the two solvents.
溶解度:溶于甲醇、乙醇。难溶于甲苯、二甲苯。
Solubility:Soluble in methanol, ethanol. Hardly soluble in toluene, xylene.
本文全面的介绍了以萘、甲基萘、甲苯及二甲苯为原料合成二甲基萘的工艺。
In this paper, the synthesis methods and processes from naphthalene, methylnaphthalene, toluene and xylene as starting materials were introduced.
随着气体流量负荷和入口气体甲苯浓度负荷的增加,甲苯的净化效率也随之下降。
When the inlet airflow and inlet concentration loadings increased, the removal efficiency of toluene decreased.
同时分别测定了采用水和DBP吸收d MF、丁酮和甲苯的吸收效果以及采用DMF吸收丁酮和甲苯的吸收效果。
And the absorption performances of DMF, butanone and toluene in water and DBP and the absorption performances of butanone and toluene in DMF were measured as well.
采用正交设计从遗传毒理学效应角度探讨了有机化合物苯、甲苯、二甲苯对小鼠骨髓细胞微核联合毒作用之间的关系。
From the side of genetic toxicology, Using orthogonal design method, we studied the joint effect of benzene, Toluene and xylene on the mice small bowel micronucleus.
检测结果显示,苯系物采样场所中苯超标率100%,甲苯超标率21.3%,二甲苯超标率57.4%。
Test results showed that benzene sampling sites exceeding 100% of benzene, toluene standard rate 21.3%, 57.4% xylene standard rate.
回收粗苯是焦化厂生产的中间产品,是精制车间生产纯苯、甲苯、二甲苯等产品的原料。
Recovery of crude benzene is the coking plant production of intermediate products, refined workshop production of benzene, toluene, xylene and other products of raw materials.
以丙三醇和乙酸为原料,用对甲苯磺酸作催化剂,甲苯为带水剂,合成三醋酸甘油酯。
Glycerol triacetate was synthesized from glycerol and acetic acid using p -toluene sulphonic acid as catalyst and toluene as water-carrying agent.
以丙三醇和乙酸为原料,用对甲苯磺酸作催化剂,甲苯为带水剂,合成三醋酸甘油酯。
Glycerol triacetate was synthesized from glycerol and acetic acid using p -toluene sulphonic acid as catalyst and toluene as water-carrying agent.
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