J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-52878169 15701683040
Websitehttp://www.bjcomparison.com
Cato Research Chemicals Inc.
Telephone020-81960175
Websitehttp://www.cato-chem.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Shenzhen Botel Biotechnology Co. Ltd.
Telephone0755-22202135 13316968096
Websitehttp://www.szbotaier.com/
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Shenzhen Hengfeng Wanda Pharmaceutical Technology Co., Ltd
Telephone0755-22677922 18126518403
Websitehttps://www.hdimpurity.com/egoods&serv=16
Wuxi Helen Biotechnology Co., Ltd.,
Telephone0510-85629785 18013409632
Websitehttp://www.reading-chemicals.com
Hubei Ruinuo Pharmaceutical Technology Co., Ltd
Telephone 13165688766
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList23141/0.htm
Molcoo Chemicals Inc.
Telephone18627923403 18627753421
Websitehttp://www.molcoo.com/
Hunan Zengda Biological Technology Co., LTD
Telephone 18711085600
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1118979/0.htm
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Hubei De'ao Chemical Research Pharmaceutical Technology Co., Ltd
Telephone 18502726233
Websitehttps://www.chemicalbook.com/supplier/25403897/
Shenzhen Qingtian Biotechnology Co, Ltd.
Telephone18823167005 18162969855
Website
Nantong Hanfang Biotechnology Co. , Ltd.
Telephone 3674309880
Websitehttps://hanfangpharma@126.com
Hubei Moco Chemical Co., Ltd.
Telephone 17386083646
Websitehttp://www.molcoo.com/