J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttps://www.worldsun-chem.com/
Tan-Mo Technology Co., Ltd.
Telephone 19850211281
Website
Nantong Hanfang Biotechnology Co. , Ltd.
Telephonehanfangpharma@126.com; 18616537568
Websitehttps://hanfangpharma@126.com
Suzhou Puster Biotechnology Co., Ltd
Telephone15001877879 15001877879;
Website
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/
Santa Cruz Biotechnology Inc
Telephone021-60936350
Websitehttp://www.scbt.com
Hangzhou Yiyun Guoke Biotechnology Co., Ltd.
Telephone 17717523804
Website
Sinco Pharmachem (ShenZhen) R&D Co., Ltd.
Telephone +undefined18603013401
Websitehttps://en.sincopharmachem.net