Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 2-Propenoic acid,2-methyl-, 1,1'-(1,2-ethanediyl) esterCAS NO.: 97-90-5
High Quality 1-Butanaminium,N,N,N-tributyl-, bromide (1:1)CAS NO.: 1643-19-2
High Quality 2-Propenamide,N-(1-methylethyl)CAS NO.: 2210-25-5
High Quality 7-HYDROXY-3,4-DIHYDRO-2(1H)-QUINOLINONECAS NO.: 22246-18-0