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
Beijing HwrkChemical Technology Co., Ltd
Telephone010-89508211 18501085097
Websitehttp://www.hwrkchemical.com
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Shandong Xiya Chemical Co., Ltd
Telephone4009903999 13355009207
Websitehttp://www.xiyashiji.com
Sinopharm Chemical Reagent Co,Ltd.
Telephone86-21-63210123
Websitehttp://www.reagent.com.cn
Chongqing Xingcan Pharmaceutical Technology Co., Ltd.
Telephone 15523000485
Websitehttp://www.starrymed.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Shanghai Witofly Chemical Co. ,Ltd.
Telephone021-5063062 15821189163
Websitehttp://www.witofly.com
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-638-7771 18920564737
Websitehttp://www.heowns.com
Zhengzhou Acme Chemical Co., Ltd.
Telephone0371-037163312495,13303845143 13303845143
Websitehttp://www.acmechem.cn
Shanghai Jizhi Biochemical Technology Co. Ltd.
Telephone4009004166/18616739031 18616739031
Websitehttp://www.acmec-e.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Henan Alfa Chemical Co., Ltd
Telephone
Websitehttps://www.chemicalbook.com/manufacturer/henan-alfa-chemical-570/
Zhuoer Chemical Co., Ltd
Telephone02120970332; +8613524231522
Websitehttp://www.zhuoerchem.com/