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.
对湖南省有优势的几种有机化工原料，如甲苯、光气、柠檬酸等的精细化工开发，提出了具体的建议。
It is suggested to develop industry of the fine chemicals concerned with some superior raw materials in Hunan province, such as toluene, phosgene and citric acid.
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