J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Changzhou Jianuokang Pharmaceutical Co., Ltd.
Telephone0519-85202684; 13775120798
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19758/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Jinan ponder chemical co. LTD
Telephone0531-0000
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList546697/0.htm