Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 2H-Pyrrol-2-one,3-ethyl-1,5-dihydro-4-methylCAS NO.: 766-36-9
High Quality D-Glucitol, 4-O-b-D-galactopyranosyl-, hydrate(1:1)CAS NO.: 81025-04-9
High Quality 2-Propenoic acid,2-methyl-, methyl ester, homopolymerCAS NO.: 9011-14-7