Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 4-Morpholineethanesulfonic acidCAS NO.: 4432-31-9
High Quality (1R,2R)-(-)-1,2-CYCLOHEXANEDICARBOXYLIC ACIDCAS NO.: 46022-05-3
High Quality 2-Dicyclohexylphosphino-2',6'-dimethoxybiphenylCAS NO.: 657408-07-6