Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality alpha-Bromo-2-chlorophenylacetic acidCAS NO.: 141109-25-3
High Quality 5-1-hydroxy-2-(2,4,5-trifluorophenyl)ethylidene-2,2-dimethyl-1,3-dioxane-4,6-dioneCAS NO.: 764667-64-3
High Quality 2,2'-bipyridine-4-carboxylic acidCAS NO.: 1748-89-6
High Quality Methyl 3-hydroxy-4-nitrobenzoateCAS NO.: 713-52-0