Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Artis Biotech Co. Ltd.
Telephone18108108965 18108108965
Websitehttps://artis-isotopes.com
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone 15026964105
Websitehttps://www.shyuanye.com
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0_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/
Shandong Huijing bio-pharmaceutical Technology Co. , Ltd.
Telephone15192151674
Websitehttp://www.chemcro.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 17301488900
Websitehttp://www.synzest.com
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone6206333 13167063860
Websitehttp://www.aladdin-e.com/
Xi'an Ruipuyuan Biotechnology Co., Ltd
Telephone 18192620610
Websitehttp://www.rpybiotech.com
CHANG ZHOU A SANG QI TECHNOLOGY CO.,LTD
Telephone 18961267976
Websitehttps://www.chemicalbook.com/supplier/25807905/
Taizhou Chuanxu Pharmaceutical Technology Co., Ltd.
Telephonechuanxupharma@126.co
Website
Chengdu Ziyong Zhizhan Biotechnology Co., Ltd.
Telephone 17780686372
Website
Xibiao (Shanghai) Technology Co., Ltd
Telephone18512111473 18512111473
Websitehttps://www.xibiao-tech.com/
