Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
TOSUN PHARM
Telephone020-66392521-118 18922260391
Websitehttp://www.toref.cn/
Wuxi Helen Biotechnology Co., Ltd.,
Telephone0510-85629785 18013409632
Websitehttp://www.reading-chemicals.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Molcoo Chemicals Inc.
Telephone 18627923403
Websitehttp://www.molcoo.com/
Guangzhou Austine Biotechnology Co., LTD
Telephone15918640830 13268843209
Website
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
Shenzhen Qingtian Biotechnology Co, Ltd.
Telephone18823167005 18162969855
Website
Hubei Moco Chemical Co., Ltd.
Telephone18627753421; 18627756402
Websitehttp://www.molcoo.com/
Cato Research Chemicals Inc.
Telephone81960175-877 18933936954
Websitehttps://www.cato-chem.com/
Changzhou Xianglong Pharmaceutical Technology Co., Ltd.,
Telephone18915873328 18915873328
Websitehttps://www.xianglongpharm.com/
Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-010-52878169 15801002657
Websitehttp://www.bjcomparison.com
Guangzhou Tosun Pharmaceutical Limited
Telephone+86-18124244216 +86-18124244216
Websitehttp://toref-standards.com