Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 2-Amino-thiazole-4-carboxylic acid methyl esterCAS NO.: 118452-04-3
High Quality 4,6-DICHLORO-1H-PYRAZOLO[3,4-D]PYRIMIDINECAS NO.: 42754-96-1
High Quality Methyl trifluoromethanesulfonateCAS NO.: 333-27-7