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 Ouhe Technology Co., Ltd
Telephone010-82967028 13552068683
Websitehttp://www.ouhechem.com/
SynAsst Chemical.
Telephone021-60343070
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15848/0.htm
Zhengzhou Alfachem Co., Ltd.
Telephone0371-0371-53315787 13333829863
Websitehttp://www.alfachem.cn
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Chengdu HuaNa Chemicals Co., Ltd.
Telephone028-86612776; 13699069380
Websitehttps://www.chemicalbook.com/supplier/10130892/
Shandong Ono Chemical Co., Ltd.
Telephone0539-6362799 20）
Websitehttp://www.onochem.com
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Henan Lien Chemical Products Co., Ltd.
Telephone03716091-9097 13383857418
Websitehttp://www.psaichem.com/
Hangzhou Huarong Pharm Co., Ltd.
Telephone571-86758373 +8613588754946
Websitehttps://www.huarongpharm.com/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725 17717813675;
Websitehttps://www.leyan.com/
