Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Artis Biotech Co. Ltd.
Telephone18108108965 18108108965
Websitehttps://artis-isotopes.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttps://sungenmed.com/
Nanjing Haolv Biotechnology Co.,Ltd
Telephone025-84622273 17361806303
Websitehttp://www.haolvbt.com/
Shenzhen Botel Biotechnology Co. Ltd.
Telephone13316949107 13316968096
Websitehttp://www.szbotaier.com/
Foshan Treasure Biotechnology Co., Ltd
Telephone0757-85921206 18520245316
Websitehttp://www.fsbn-bio.com/
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/
Shanghai Beiwanta Biotechnology Co., Ltd.
Telephone021-67187366 19901745723
Websitehttp://www.bwtlab.com/
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85560043 15850508050
Websitehttps://www.synzest.com
Xi'an Ruipuyuan Biotechnology Co., Ltd
Telephone 18192620610
Websitehttp://www.rpybiotech.com
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
SHANGHAI ZZBIO CO., LTD.
Telephone18019219489 18901678489
Websitehttps://www.zzsrm.cn/
TLC Pharmaceutical Standards Ltd.
Telephone18012923235 18012923235
Websitehttp://www.tlcstandards.com
Shandong benrite new chemical materials co.,ltd
Telephone0533-2866658 15615638350
Websitehttp://cn.benritechem.com/
Changzhou Xianglong Pharmaceutical Technology Co., Ltd.,
Telephone18915873328 18915873328
Websitehttps://www.xianglongpharm.com/
