J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Brain Biotechnology Co., Ltd.
Telephone 13564638271
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19148/0.htm
Henan CoreyChem Co., Ltd
Telephone0371-86658258
Websitehttp://www.coreychem.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85563444 15850508050
Websitehttp://www.synzest.com
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/