J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169109
Websitehttps://www.meryer.com/cn/index/
Shandong Xiya Chemical Co., Ltd
Telephone4009903999 13355009207
Websitehttp://www.xiyashiji.com
BEST-REAGENT
Telephone400-1166-196 18981987031
Websitehttp://www.hx-r.com/
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20）
Websitehttp://www.onochem.com
Taizhou Nanfeng Pharmaceutical Research Institute
Telephone 18616377689
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1580880/0.htm
