Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 5-Bromo-2,4-dichloropyrimidineCAS NO.: 36082-50-5
High Quality 4-(Trifluoromethyl)cinnamic acidCAS NO.: 16642-92-5
High Quality 4-(N,N-Diphenylamino)benzaldehydeCAS NO.: 4181-05-9