J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
Nanjing Haolv Biotechnology Co.,Ltd
Telephone025-84622273 17361806303
Websitehttp://www.haolvbt.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
ChengDu SinoStandards Bio-Tech Co.,Ltd. ，
Telephone028-83243028 19136088901
Websitehttp://www.ebuylabs.com/
Yancheng Tongming Biotechnology Co., Ltd.
Telephone 15195160625
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1089086/0_EN.htm
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Haohong Scientific Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
CHINA ISOTOPE CO., LIMITED
Telephone02151600108 13062666369
Websitehttps://www.isotopechem.com/
Shanghai Beiwanta Biotechnology Co., Ltd.
Telephone021-67187366 19901745723
Websitehttp://www.bwtlab.com/
SHANGHAI ZZBIO CO., LTD.
Telephone18019219489 18901678489
Websitehttps://www.zzsrm.cn/
TLC Pharmaceutical Standards Ltd.
Telephone18012923235 18012923235
Websitehttp://www.tlcstandards.com
ShangHai ZskBio CO., LTD
Telephone021-58056897 15399714481
Websitehttps://www.zsklab.cn
TargetMol
Telephone400-821-0310 15002144251
Websitehttps://www.targetmol.cn/
