Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
BioPharmaMatrix,Inc.
Telephone0510-86010668 13395169561;
Websitehttp://www.biopharmamatrix.com
Suzhou Wenzhi Biotechnology Co., Ltd.
Telephone 13262848185
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31086/0_EN.htm
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/