J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
9ding chemical ( Shanghai) Limited
Telephone4009209199
Websitehttp://www.9dingchem.com
Changzhou Hopschain Chemical Co.,Ltd.
Telephone0519-85528066 13775048983
Websitehttp://www.hopschem.com/
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shanghai Pingguo Pharmaceutical Co., Ltd.
Telephone021-20432229
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19971/0.htm
Biokitchen
Telephone021-021-021-31663258 13795219287
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList20174/0.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Changzhou Kechem Bio-Scientific Co., LTD.
Telephone0519-68985668 13685222090
Websitehttp://www.kechem.cn/
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Shanghai Chengrui Biotechnology Co., Ltd
Telephone 15316859367
Websitehttps://www.chengrui.com