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/
Beijing HwrkChemical Technology Co., Ltd
Telephone010-89508211 18501085097
Websitehttp://www.hwrkchemical.com
BeiJing Hwrk Chemicals Limted
Telephone0757-86329057 18934348241
Websitehttp://www.hwrkchemical.com/
Shanghai Macklin Biochemical Co.,Ltd.
Telephone15221275939 15221275939
Websitehttp://www.macklin.cn
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Tianjin heowns Biochemical Technology Co., Ltd.
Telephone400-6387771-6038 18902104717
Websitehttp://www.heowns.com
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Zhengzhou Alfa Chemical Co.,Ltd
Telephone +8618530059196
Websitehttps://www.chemicalbook.com/manufacturer/zhengzhou-alfa-chemical-276/
Dideu Industries Group Limited
Telephone+86-29-89586680 +86-15129568250
Websitehttps://www.dideu.com
Chongqing Chemdad Co., Ltd
Telephone+86-023-6139-8061 +86-86-13650506873
Websitehttp://www.chemdad.com/
Wuhan kemike Biomedical Technology Co., Ltd
Telephone13163388153 13163388153
Websitehttp://www.kemike888.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815987 13927875076
Websitehttp://www.wj-chem.com
JiangSu Star Science Co.,Ltd
Telephone400-400-605-7200-7200 17312445705
Websitehttps://www.b2star.com/
Shanghai klamar Reagent Co., LTD
Telephone4001650900 13817534909
Websitehttp://www.klamar-reagent.com/