J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-83725350 13380397412
Websitehttps://www.sincopharmachem.net
Nanjing Ningjitong Pharmaceutical Biotechnology Co., Ltd
Telephone0-19710401727 19710401727
Websitehttps://www.chemicalbook.com/supplier/25558018/
Guangzhou Zhenlin Pharmaceutical Technology Co., Ltd
Telephone020-18102736 13622807357
Website
Cato Research Chemicals Inc.
Telephone81960175-877 18933936954
Websitehttps://www.cato-chem.com/
Sinco Pharmachem (ShenZhen) R&D Co., Ltd.
Telephone +86-18603013401
Websitehttps://en.sincopharmachem.net