二甲苯是工业中最常用的芳香族有机溶剂之一,工业用二甲苯为三种异构体(邻、对、间位)的混合物,其中以间位二甲苯所占比例最大,约60～70%,对位二甲苯的量最少,约5%。工业上主要用于油漆及其稀释剂、粘胶剂及制药工业,航空燃料的高效抗暴剂,染料的合成及邻苯二甲酸的生产,它又是石 Xylene is one of the most commonly used aromatic organic solvents in the industry. Industrial xylene is a mixture of three isomers (ortho, para, meta) with the largest proportion of meta xylene, about 60 ~ 70%, para-xylene at least, about 5%. The industry is mainly used for the paint and its thinner, viscose and pharmaceutical industry, aviation fuel efficient anti-riot agent, the synthesis of dyes and phthalic acid production, it is stone