Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 1-(2,4-dichlorophenyl)ethanoneCAS NO.: 2234-16-4
High Quality 2,2’,7,7’-Tetrakis(N,N-p-dimethoxyphenylamino)-9,9’- spirobifluoreneCAS NO.: 207739-72-8
High Quality 2-(1H-1,2,4-Triazol-1-yl)-2',4'-difluoroacetophenoneCAS NO.: 86404-63-9
High Quality ALPHA METHYLAMINO-M-HYDROXYACETOPHENONE SULFATECAS NO.: 679394-62-8
High Quality Naphtha (petroleum),hydrotreated lightCAS NO.: 64742-49-0