Haoyuan Chemexpress Co., Ltd.
Telephone021-58950125
Websitehttp://gb.chemexpress.com.cn
Nantong MYBio-pharm. Co., Ltd.
Telephone0513-85921823 18662920231
Websitehttp://www.ntminyanmedical.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Shanghai Shanyuan pharmaceutical technology co., LTD
Telephone021-31761238 13167072949
Websitehttp://www.saferph.com
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
Jiangsu aikang biomedical research and development co., LTD
Telephone025-58859352 17714375163
Websitehttp://www.aikonchem.com/
TOSUN PHARM
Telephone61855200 13326451905
Websitehttp://www.toref.cn/
Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
Telephone 18569809817
Websitehttp://www.wzxchem.com
Nantong puyue biomedical Co., Ltd
Telephone0513-0513-0513-89158300 18014392889
Websitehttp://www.puyerbiopharma.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Kaifeng Mingren Pharmaceutical Co.,LTD
Telephone0371-65741762
Websitehttps://www.kfmryy.com/
Shenzhen Excellent Biomedical Technology Co., Ltd.
Telephone0755-26050679 18318671572
Websitehttps://www.ex-biotech.com/
Nantong Hanfang Biotechnology Co. , Ltd.
Telephonehanfangpharma@126.com; 18616537568
Websitehttps://hanfangpharma@126.com
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
Hubei YoungXin Pharmaceutical Tech Co.,Ltd.
Telephone0714-3999001 17771081808
Websitehttp://www.yongstandards.com/
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com.cn/
Shenzhen Excellent Biomedical Technology Co.,Ltd.
Telephone+86-0755-26050679 15915472436
Websitehttps://www.ex-biotech.com/
Guangzhou Tosun Pharmaceutical Limited
Telephone+86-18124244216 +86-18124244216
Websitehttp://toref-standards.com