J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Telephone021-61259108 18621169085
Websitehttps://www.meryer.com/cn/index/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Maya High Purity Chemicals
Telephone+86 (573) 82222445 (0)18006601000 452520369
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15221/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com