Beijing Haite lesk Technology Co., Ltd
Telephone15210893940; 15116916250
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList804170/0_EN.htm
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttps://www.worldsun-chem.com/
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd
Telephone029-029-029-81148696 18161915376
Websitehttp://www.dideu.cn
Merck KGaA
Telephone21-20338288
Websitehttp://www.sigmaaldrich.cn
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone0712-8899838 15787879035
Websitehttps://www.chemicalbook.com/supplier/138770565/