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/
Alfa Aesar
Telephone400-6106006
Websitehttp://chemicals.thermofisher.cn
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-021-64543801 13764082696
Websitehttps://www.hanhongsci.com
Shandong Xiya Chemical Co., Ltd
Telephone4009903999 13355009207
Websitehttp://www.xiyashiji.com
Syntechem Co.,Ltd
Telephone
Websitehttp://www.syntechem.com/
BEST-REAGENT
Telephone400-1166-196 18981987031
Websitehttp://www.hx-r.com/
Lanzhou Hongsheng Fine Chemical Co., Ltd.
Telephone028-37690186 18048509397
Websitehttp://www.lzhschemical.com/
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20)
Websitehttp://www.onochem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone0551-65418671
Websitehttps://www.tnjchem.com
Hubei xin bonus chemical co. LTD
Telephone86-13657291602
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1549548/0.htm
Shanghai Yanze Chemical Co., Ltd.
Telephone021-13773155751 19901447308
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1931493/0.htm
career henan chemical co
Telephone+86-0371-86658258 15093356674;
Websitehttp://www.coreychem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Henan Guangwo New Materials Co., Ltd
Telephone18336995067 15225201380
Website