Shanghai Pingguo Pharmaceutical Co., Ltd.
Telephone021-20432229
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19971/0_EN.htm
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/
Shanghai Xinxin Pharmaceutical Technology Co., Ltd.
Telephone 13671725141
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1358212/0_EN.htm
Baimei Jihua (Henan) Pharmaceutical Technology Co., Ltd
Telephone0371-88900765 18037465274
Websitehttp://www.baimeijihua.com
DONBOO AMINO ACID COMPANY
Telephone 13063595538
Websitehttp://www.donboo.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
Cato Research Chemicals Inc.
Telephone81960175-877 18933936954
Websitehttps://www.cato-chem.com/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/
Suzhou ARTK Medchem Co., Ltd.
Telephone +86-18168183658
Website