Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Alta Scientific Co., Ltd.
Telephone022-6537-8550 15522853686
Websitehttp://www.altascientific.cn
Shandong Xiya Chemical Co., Ltd.
Telephone4009903999 13395398332
Websitehttp://www.xiyashiji.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Shanghai Jiegu Biotechnology Co., Ltd.
Telephone021-51698675
Websitehttp://www.jiejiegroup.com
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-61109150
Websitehttps://www.tcisct.com
Shanghai Bikai Technology Co. , Ltd.
Telephone 18516304666
Websitehttps://www.cpachem.com/
Huayin Sample Biological Technology Co. LTD
Telephone 13892502238
Website
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com