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/
Maya High Purity Chemicals
Telephone+86 (573) 82222445 (0)18006601000 452520369
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15221/0.htm
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Hubei xin bonus chemical co. LTD
Telephone86-13657291602
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1549548/0.htm
Chongqing Chemdad Co., Ltd
Telephone+86-023-6139-8061 +86-86-13650506873
Websitehttp://www.chemdad.com/