J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0_EN.htm
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66028182 17714375163
Websitehttp://www.aikonchem.com
Shanghai YuanYe Biotechnology Co., Ltd.
Telephone 18916372613
Websitehttps://www.shyuanye.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
TOSUN PHARM
Telephone020-66392521-118 18922260391
Websitehttp://www.toref.cn/
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Henan Tianfu Chemical Co.,Ltd.
Telephone+86-0371-55170693 +86-19937530512
Websitehttps://www.tianfuchem.com/
Shaanxi Didu New Materials Co. Ltd
Telephone+86-86-17392712779 +86-13289823923
Websitehttps://www.dideu.com/en/