Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
Shenzhen Roark Pharma-Tec Co., Ltd.
Telephone 13128912434
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1522230/0_EN.htm
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0_EN.htm
Shanghai Zerui Biotechnology Co., Ltd.
Telephone021-54580889 1844473217
Websitehttp://www.zr-pharmaceutical.com
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/