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.

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环氧丙醇低(齐)聚物结构上属于低分子量的多元醇线型聚醚，可直接用作增稠剂、保湿剂等。

Glycidol oligomers structurally belong to line polylol polyether, and can directly act as thickener, moisturizing and so on.

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目的：评价砷肤灵（主含维甲酸、二巯基丙醇、水杨酸等）软膏的皮肤安全性。

OBJECTIVE:To measure the safety of Shenfuling(made from tretinoin, dimercaprol and salicylic acid)ointment. METHODS:Acute toxicity tests and stimulation tests for skin and mucosa were used.

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