Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 2(1H)-Quinolinone, 5-(2R)-oxiranyl-8-(phenylmethoxy)-CAS NO.: 173140-90-4
High Quality PYRROLOQUINOLINE QUINONE DISODIUM SALTCAS NO.: 122628-50-6
High Quality N-Methyl-N-(N,N-dimethylaminoethyl)-aminoethanolCAS NO.: 2212-32-0