Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 2,4-Dichloropyridine-3-carboxylic acidCAS NO.: 262423-77-8
High Quality (4S)-3-[5-(4-Fluorophenyl)-1,5-dioxopenyl]-4-phenyl-2-oxazolidinoneCAS NO.: 189028-93-1
High Quality (S)-(-)-1-tert-Butoxycarbonyl-3-aminopyrrolidineCAS NO.: 147081-44-5