Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 2(1H)-Pyridinone,5-methyl-1-phenylCAS NO.: 53179-13-8
High Quality Benzene,1-bromo-4-(bromomethyl)-(589-15-1)CAS NO.: 589-15-1
High Quality 3-Pyridinecarboxamide,N,N-diethylCAS NO.: 59-26-7