Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone 18689416704
Websitehttp://www.dmstandards.com/
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0_EN.htm
Hubei Xinyang Medical Technology Co., Ltd
Telephone 15347293736
Websitehttps://yongstandards.com/
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Shaanxi Dideu Newmaterial Co., Ltd.
Telephone029-029-63373950 17392216152
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1184346/0_EN.htm
Shanghai Zerui Biotechnology Co., Ltd.
Telephone021-54580889 18321124657
Websitehttp://www.zr-pharmaceutical.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126
Websitehttp://www.aobchem.com.cn/
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com.cn/