J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Alfa Aesar
Telephone400-6106006
Websitehttp://chemicals.thermofisher.cn
Tetranov Biopharm
Telephone 13526569071
Websitehttp://www.leadmedpharm.com/index.html
Jinan Trio PharmaTech Co., Ltd.
Telephone+86 (531) 88811783
Websitehttp://www.trio-pharmatech.com
Shanghai Sphchem Co., Ltd.
Telephone21-21-56491756 13512199871
Websitehttp://www.panhongchem.com
Shanghai Jian Chao Chemical Technology Co., Ltd.
Telephone18017383231 18017383231
Websitehttp://www.antaeus-e.com/
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0.htm
Changzhou Chemscaler Pharmtech Co., Ltd.
Telephone0519-81096292 15312577869
Websitehttp://www.chinachemscaler.com
Wuhan Kaymke Chemical Co., Ltd.,
Telephone027-027-87342388 18086026008
Websitehttps://www.kmkpharm.cn
Cantotech Chemicals, Ltd.
Telephone86-0755-86635001
Websitehttp://www.cantotech.com
Shanghai Yolne Chemical Co., Ltd.
Telephone021-62960152
Websitehttp://www.yolne.com
Amatek Scientific Co. Ltd.
Telephone0512-56316828 4008675858
Websitehttp://www.amateksci.com
Shanghai Hekang Biotechnology Co., Ltd.
Telephone 18939837085
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16212/0.htm
Bide Pharmatech Ltd.
Telephone400-164-7117 13681763483
Websitehttp://www.bidepharm.com
Zhengzhou TRIZ Pharmaceutical Technology Co., Ltd.
Telephone15981924004 19943855286
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16347/0.htm
ShangHai KenEn Chemical Technology Co., Ltd.
Telephone 13120367189
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16352/0.htm
ShangHai AmK Pharmaceutical Technology Co., Ltd.
Telephone 18019252918
Websitehttp://www.amkchem.com微信：17321281695
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
