Nanjing Hengbei Chemicals Co., Ltd.
Telephone+86-25-58393656
Websitewww.hengbeichem.cn
Block Chemical Technology (Shanghai) Co., LTD
Telephone021-20432219 13918097649
Websitehttp://www.acblock-lab.com
Hebei Boxin Biotechnology Co. , Ltd.
Telephone 19131160546
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList301474/0_EN.htm
Shaoyuan Technology (Shanghai) Co., Ltd.
Telephone021-50795510 4000665055
Websitehttp://www.shao-yuan.com
LABTER SCIENTIFIC CO.,LTD
Telephone010-56330744 15210344275
Website