J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Hunan Hui Bai Shi Biotechnology Co., Ltd.
Telephone0731-85526065 13308475853
Websitehttp://www.hnhbsj.com/
Hunan Waybel Advanced Materials Co.,Ltd
Telephone0745-2866851 17307457092
Websitehttp://www.hbsjxcl.com/
Shanghai alkynechem Co., Ltd.
Telephone086-021-15821262312 15821262312
Websitehttp://www.alkynechem.com
Nanjing SynTitan Pharmaceutical Co., Ltd.
Telephone25-57027686 17372956142
Websitehttp://www.syntitan.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Wuhan woxuan Technology Co., Ltd
Telephone 13322067656
Websitehttps://www.chemicalbook.com/supplier/14939231/
Hubei wei shi reagent group ltd., company
Telephone027-59102966 18717199209
Websitehttps://www.4008081911.com
