J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
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Websitehttp://www.sincopharmachem.com/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Guangzhou Austine Biotechnology Co., LTD
Telephone 17727342298
Websitehttp://www.ost-chem.com/
guoyungurui
Telephone 18162595016
Websitehttps://www.chemicalbook.com/supplier/25521782/