The results show the skin maximum average value of the reaction in 2,4-diniiro-chlorobeuzene(DNCB)group is 3.3 and the allergic reaction rate is 100%by sensitization and excited contact.

• 结果表明，经致敏接触和激发接触，2；4-二硝基氯苯组(DNCB)皮肤最大平均反应值为3.；3，致敏率为100%25。