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
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Beijing Isomersyn Technology CO;LTD
Telephone010-82954736 13391601435
Websitehttps://www.chemicalbook.com/supplier/10680452/1.htm
ChangZhou SIDU chemical Co., Ltd.
Telephone0519-81291281 18015082300
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15241/0.htm
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0.htm
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
NovoChemy Ltd.
Telephone86-(0)21-31261262 373522135
Websitehttp://www.novochemy.com
CHMA Chemical Technology (Shanghai) Co., Ltd
Telephone021-61556450 15800904410
Websitehttp://www.corxing.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886750 13927877953
Websitehttp://www.wj-chem.com
MQ (shanghai) Pharmaceuticals Co., Ltd.
Telephone 13761635123
Websitehttp://www.linyuepharm.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Changzhou Buddy Chemical Technology Co., Ltd.
Telephone 18351236123
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31202/0.htm
NewCan Biotech Limited
Telephone+86-0571-86912261 +8613735419629
Websitehttps://www.newcanbio.com/
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418684 +8618949823763
Websitehttps://www.tnjchem.com
