J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
ShangHai DEMO Chemical Co.,Ltd
Telephone400-021-7337 2355568890
Websitehttp://www.demochem.com
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Shanghai Longsheng chemical Co.,Ltd.
Telephone021-58099652-8005 13585536065
Websitehttp://www.shlschem.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
China DongFan Chemical Co.,LTD
Telephone86-0571-85151182
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList14819/0.htm
Shanghai Synthfine Chemical Co.,Ltd
Telephone 15921303235
Websitehttp://www.synthfine.com
Shanghai Topbiochem Technology Co., Ltd
Telephone021-58170097
Websitehttp://www.topbiochem.com
Shanghai Topbiochem Technology Co., Ltd
Telephone+86-21-60341587
Websitehttp://www.topbiochem.com
Shanghai Aladdin Bio-Chem Technology Co.,LTD
Telephone400-400-6206333 18521732826
Websitehttp://www.aladdin-e.com/
Shanghai Raise Chemical Technology Co.,Ltd
Telephone+86-021-50935922
Websitehttp://www.raise-chem.com
Shanghai Worldyang Chemical Co.,Ltd.
Telephone021-021-56795766
Websitehttp://www.worldyachem.com
ShangHai KenEn Chemical Technology Co., Ltd.
Telephone 13120367189
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16352/0.htm
Shanghai Xingui Biotechnology Co., Ltd.
Telephone 17501653715
Websitehttp://www.ansitan.com
Nanjing Chalf-Pharm Technology Co., Ltd.
Telephone025-57018978 18251899859
Websitehttp://www.chalf-pharm.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
