4-氯-5-氟-邻苯基二胺购买指南
139512-70-2
4-Chloro-5-fluorobenzene-1,2-diamine
C6H6ClFN2
160.576643466949
立即询盘
验证码
4-氯-5-氟-邻苯基二胺推荐供应商