Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality L-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acidCAS NO.: 74163-81-8
High Quality Methyl 3-hydroxy-4-methoxybenzoateCAS NO.: 6702-50-7
High Quality 1,3-Bis[tris(hydroxymethyl)methylamino]propaneCAS NO.: 64431-96-5
High Quality 2,4-Dimethoxybenzeneboronic acidCAS NO.: 133730-34-4
High Quality 6-Chloro-2-methyl-3-nitropyridineCAS NO.: 22280-60-0