J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Artis Chemistry (Shanghai) Co. Ltd.
Telephone86-21-60936353
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15631/0_EN.htm
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.com
Jiangsu Wansipu Technology Co., Ltd.
Telephone 17826022701
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList558414/0_EN.htm
Henan Kehong Biological Technology Co. LTD
Telephone0371-86658258 18638736641
Websitehttps://www.kehobio.com
Scinova Biotech(Guangzhou) Co., Ltd.
Telephone 13268215580
Websitehttp://www.scinova-e.com/
Shenzhen Excellent Biomedical Technology Co., Ltd.
Telephone26050679 18318671572
Websitehttps://www.ex-biotech.com/
Changzhou Xianglong Pharmaceutical Technology Co., Ltd.,
Telephone18915873328 18915873328
Websitehttps://www.xianglongpharm.com/
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com.cn/
Taizhou Chuanxu Pharmaceutical Technology Co., Ltd.
Telephonechuanxupharma@126.co
Website
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/