Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Henan CoreyChem Co., Ltd
Telephone0371-86658258
Websitehttp://www.coreychem.com
Henan Lien Chemical Products Co., Ltd.
Telephone03716091-9097 13383857418;
Websitehttp://www.psaichem.com/
Henan Lavoisier Chemical Products Co. Ltd
Telephone0371-63682289 18625781376
Websitehttps://www.lavoisier.cn/
Henan Weitixi Chemical Technology Co., Ltd
Telephone0371-53370800 18037197114
Websitehttps://www.chemicalbook.com/supplier/24683891/
