METHOD The chorditis vocalis in rabbits were caused with croton oil and the ear swell ing in mice with dimethylbenzene.

方法采用巴豆油引家兔声带炎症模型和二甲苯引鼠耳炎症模型,察CPI局部涂抹给炎作用。

Recent method of synthesizing 3,5-xylenol is sulpho alkaline fusion of dimethylbenzene,it is a very complicated procedure with serious pollution and low-pure products.

国内目前生产工艺是间二甲苯磺化碱熔法,该方法工艺过程复杂、污染严重,并且产品纯度不高。