J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Adamas Reagent, Ltd.
Telephone400-6009262 16621234537
Websitehttp://www.tansoole.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Zibo ChemYuan Pharmaceutical Co., Ltd.
Telephone0533-2766162 13011630869
Websitehttp://www.chemyuan.com
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815688 13927872512
Websitehttp://www.wj-chem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone13316949107 13316968096
Websitehttp://www.szbotaier.com/
TOSUN PHARM
Telephone61855200 13326451905
Websitehttp://www.toref.cn/
ANHUI WITOP BIOTECH CO., LTD
Telephone +8615255079626
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList418627/0_EN.htm
AFINE CHEMICALS LIMITED
Telephone+86-0571-85134551
Websitehttp://www.afinechem.com/index.html
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone 18689416704
Websitehttp://www.dmstandards.com/
Yangzhou Changhua Biotechnology Co., Ltd.
Telephone15189846850 13815846020
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31331/0_EN.htm
Hefei fuya biotechnology co. LTD
Telephone 18096409024
Websitehttp://www.purerechem.com
Shenzhen Jianyi Biotechnology Co., Ltd
Telephone0755-84826604
Websitehttp://www.jeanchemical.com
Meng Cheng Technology (Shanghai) Co., LTD
Telephone400-820-6829
Websitehttp://www.mitachieve.com
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-0755-83725350 13380397412
Websitehttps://www.sincopharmachem.net
