J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
LaaJoo
Telephone021-60702684 18516024827
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20079/0.htm
Shanghai Anyinuo Biomedical Technology Co., Ltd.
Telephone021-34625901
Websitehttps://www.aynchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Beijing Famozi Pharmaceutical Technology Co., Ltd
Telephone 13331045123
Website