J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Hefei Molake Biotechnology Co., Ltd.
Telephone0551-66336380 18956014586
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31079/0_EN.htm
Yuzhou Enthalpy Carbon Pharmaceutical Technology Co. LTD
Telephone19963477321; 19963477321
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList827404/0_EN.htm
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Zhuhai Aobokai Biomedical Technology Co., Ltd.
Telephone400-0628126
Websitehttp://www.aobchem.com.cn/
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
