TCI Chemicals
Telephone021-67121386, 800-988-0390
Websitehttps://www.tcichemicals.com/zh/cn/index.html
Guangdong Wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886766 13927870850
Websitehttp://www.wj-chem.com
Shaanxi Dideu Medichem Co. Ltd
Telephone 18192627656
Websitehttps://www.chemicalbook.com/manufacturer/shaanxi-dideu-medichem-219/
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone 18621169109
Websitehttps://www.meryer.com/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone +86-18521732826
Websitehttp://www.aladdin-e.com/