Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality polyoxyethylene (20) castor oil (ether, ester)CAS NO.: 61791-12-6
High Quality Heptanoic acid,7-[(3-chloro-6,11-dihydro-6-methyl-5,5-dioxidodibenzo[c,f][1,2]thiazepin-11-yl)amino]-(66981-73-5)CAS NO.: 66981-73-5
High Quality Benzoxazole,2,2'-(2,5-thiophenediyl)bis[5-(1,1-dimethylethyl)CAS NO.: 7128-64-5