Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 4-Hydroxy-6,7-dimethoxyquniolineCAS NO.: 13425-93-9
High Quality D-Tryptophan methyl ester hydrochlorideCAS NO.: 14907-27-8
High Quality POTASSIUM (BROMOMETHYL)TRIFLUOROBORATECAS NO.: 888711-44-2
High Quality 2-Amino-3-bromo-5-methylpyridineCAS NO.: 17282-00-7
High Quality 2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONECAS NO.: 1118-71-4