J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0_EN.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Zhengzhou Ruke Biological Co., Ltd.
Telephone 15981811963
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30552/0_EN.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-61109150
Websitehttps://www.tcisct.com
Hebei duofang Technology Co. , Ltd.
Telephone 13127301785
Websitehttps://www.chemicalbook.com/supplier/25173124/
Beijing Famous Pharmaceutical Technology Co., Ltd
Telephone 15811073878
Websitehttp://www.peking-pharmacy.com
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
