J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Hubei Xinyang Medical Technology Co., Ltd
Telephone 15347293736
Websitehttps://www.standardpharm.cn/
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
TLC Pharmaceutical Standards Ltd.
Telephone18012923235 18012923235
Websitehttp://www.tlcstandards.com
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/
