Shanghai BeiZhuo Biotech Co., Ltd.
Telephone021-61119791,13386096464
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16081/0_EN.htm
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Shaanxi Dideu Newmaterial Co., Ltd.
Telephone029-029-63373950 17392216152
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1184346/0_EN.htm
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com