J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai Carlow Chemicals Co., Ltd.
Telephone21-33526724 18930996265
Websitehttp://www.carlowchem.com
Bellen Chemistry Co., Ltd.
Telephone010-60400365-8001 15910885229
Websitehttp://www.bellenchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Ningbo Zeyu Chemical Technology Co., Ltd
Telephone15066123231 15066123231
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList880482/0.htm