Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 2,4,7-Triamino-6-phenylpteridineCAS NO.: 396-01-0
High Quality 4-Chloro-1,8-naphthalic anhydrideCAS NO.: 4053-08-1
High Quality 1-Ethyl-3-methylimidazolium chlorideCAS NO.: 65039-09-0
High Quality 4-Amino-3-hydroxybenzoic acidCAS NO.: 2374-03-0
High Quality 4,4'-Methylenebis(2,6-diethylaniline)CAS NO.: 13680-35-8