3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0_EN.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Guangzhou Ruixinkang Chemical Products Co., Ltd.
Telephone18027422796
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31081/0_EN.htm
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
CONIER CHEM AND PHARMA LIMITED
Telephone +8618523575427
Websitehttp://www.conier.com/