J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone4006356688 18621169109
Websitehttp://www.x-labseek.com/
Zhengzhou Guancheng Laboratory equipment Sales
Telephone0371-88888888 qq272369594;2159423853qq
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16848/0_EN.htm
Changzhou Hopschain Chemical Co.,Ltd.
Telephone85528066 13775048983
Websitehttp://www.hopschem.cn
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815688 13927872512
Websitehttp://www.wj-chem.com