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近几年来,人们谈PX色变,说PX是剧毒危险化工品,接触PX会使人丧失生育能力或致癌等。厦门、大连、宁波、昆明、茂名等地相继发生了反对建设PX项目的抗议活动。PX项目究竟是什么,对人体和环境到底有没有害?PX是英文para-xylene的缩写,中文名叫对二甲苯。在常态下,PX是无色透明的液体,比水轻,但不溶于水。关于PX的毒性,根据世界卫生组织推荐的外来化合物毒性分级标准和我国的《急性毒性试验》,PX是低毒物质。我们使用
In recent years, people talk about PX color change, said PX is a highly toxic dangerous chemicals, contact with PX will make people lose their fertility or carcinogenic. Xiamen, Dalian, Ningbo, Kunming, Maoming and other places have successively opposed the construction of PX protests. What is the PX project, on the human body and the environment in the end there is no harm? PX is an English abbreviation para-xylene, Chinese called p-xylene. Under normal conditions, PX is a colorless, transparent liquid that is lighter than water but insoluble in water. Regarding the toxicity of PX, PX is a low-toxic substance according to the classification standard of toxicity of foreign compounds recommended by the World Health Organization and our “acute toxicity test”. We use