Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 7-Chloro-1,3-dihydro-5-phenyl-2H-1,4-benzodiazepine-2-thioneCAS NO.: 4547-02-8
High Quality L-Ascorbic acid,magnesium saltCAS NO.: 15431-40-0
High Quality Phosphonic acid,P-(hydroxymethyl)-, diethyl esterCAS NO.: 3084-40-0