J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Changzhou Hopschain Chemical Co.,Ltd.
Telephone0519-85528066 13775048983
Websitehttp://www.hopschem.com/
Aikon International Limited
Telephone025-58851090 13611564524
Websitehttp://www.aikonchem.com
Tianjin Rongshen Chemical Co., Ltd
Telephone18317763565 18317763565
Websitehttps://www.chemicalbook.com/supplier/25873679/
Hangzhou MolCore BioPharmatech Co.,Ltd.
Telephone+86-057181025280; +8617767106207
Websitehttps://www.molcore.com/