J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Alfa Aesar
Telephone400-6106006
Websitehttp://chemicals.thermofisher.cn
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Adamas Reagent, Ltd.
Telephone400-6009262 16621234537
Websitehttp://www.tansoole.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Spectrum Chemical Manufacturing Corp.
Telephone021-021-021-67601398-809-809-809 15221380277
Websitehttps://www.spectrumchemical.com/OA_HTML/index.jsp?minisite=10020&respid=22372&language=US
Thermo Fisher Scientific
Telephone800-810-5118
Websitehttp://www.thermo.com.cn
Beijing HuaMeiHuLiBiological Chemical
Telephone010-56205725
Websitehttp://www.huabeibiochem.com/
Nanjing Datang Pharmaceutical Technology Co., Ltd.
Telephone025-84341491 13951930983
Websitehttp://www.datangpharmatech.com
Shanghai Xingui Biotechnology Co., Ltd.
Telephone 17501653715
Websitehttp://www.ansitan.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone010-50973130 4009686088
Websitehttp://www.solarbio.com
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
9ding chemical ( Shanghai) Limited
Telephone021-021-52271985 17721149837
Websitehttp://www.9dingchem.com
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 18016230971
Websitehttp://www.leyan.com
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Beijing Minruida Technology Co., Ltd.
Telephone010-82387566 18001021521;
Websitehttp://www.mreda.com.cn/