J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Capot Chemical Co., Ltd
Telephone+86 (0) 571 85 58 67 18
Websitehttp://www.capotchem.com/
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
XiaoGan ShenYuan ChemPharm co,ltd
Telephone 15527768850
Websitehttp://www.farchem.com/
Daicel Chiral Technologies (China)CO.,LTD
Telephone021-50460086-9 15921403865
Websitehttp://www.daicelchiraltech.cn/reagents/Default.aspx
China Langchem Inc.
Telephone0086-21-58956006
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19141/0.htm
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Wuhan Dahua Pharmaceutical Co., Ltd.
Telephone027-59262863 13277907145 3091977954
Websitehttp://show.chemicalbook.com/whdhwy01/
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hubei Jusheng Technology Co.,Ltd
Telephone027-59599241 18871490274
Websitehttp://www.jushengtech.com
AN PharmaTech Co Ltd
Telephone86(21)68097365
Websitehttp://www.anpharma.net
Shanghai SuperLan Chemcial Technique Centre
Telephone021-2022843681 15618226720
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19886/0.htm
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
MQ (shanghai) Pharmaceuticals Co., Ltd.
Telephone 13761635123
Websitehttp://www.linyuepharm.com/
Shanghai CR Corporation Limited
Telephone021-80270511; 4006653949
Websitehttp://www.crcorporation.cn
