J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone13316949107 13316968096
Websitehttp://www.szbotaier.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85560043 13675144456
Websitehttp://www.synzest.com
Hubei Xinyang Medical Technology Co., Ltd
Telephone 15347293736
Websitehttps://www.standardpharm.cn/
Nantong QuanYi Biotechnology Co., Ltd
Telephone0513-66337626 18051384581
Websitehttps://www.chemhifuture.com/
Shanghai Zerui Biotechnology Co., Ltd.
Telephone021-54580889 18321124657
Websitehttp://www.zr-pharmaceutical.com
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
Henan Vcommend Consultrading Co., Ltd.
Telephone 13393721940
Websitehttp://www.vcommend.com/
Hubei Moco Chemical Co., Ltd.
Telephone18627753421; 18627756402
Websitehttp://www.molcoo.com/
Cato Research Chemicals Inc.
Telephone81960175 18933936954
Websitehttps://www.cato-chem.com/
Hubei Yangxin Medical Technology Co., Ltd.
Telephone07143299675 13092790750
Websitehttps://www.yongstandards.com/
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com.cn/
TLC Pharmaceutical Standards Ltd.
Telephone 18012923235
Websitehttps://www.tlcstandards.com/