J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai T&W Pharmaceutical Co., Ltd.
Telephone+86 21 61551611
Websitehttp://www.trustwe.com
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 13913916777
Websitehttp://www.aikonchem.com/
Shanghai YuLue Chemical Co., Ltd.
Telephone021-60345187 13671753212
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16365/0_EN.htm
Nanjing crow LuNing pharmaceutical technology co., LTD
Telephone13382066392
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30681/0_EN.htm
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684;
Websitehttps://www.rrkchem.com
Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
Telephone 18569809817
Websitehttp://www.wzxchem.com
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
Guangzhou Austine Biotechnology Co., LTD
Telephone15918640830 13268843209
Website
Henan Dowon Chemical Technology Co., Ltd.
Telephone 16696119288
Websitehttp://www.dowon.com.cn
Baoji Didu Pharmaceutical and Chemical Co., Ltd
Telephone029-029-81148929 17792602132
Websitehttps://www.dideu.com
Hubei Rhema Reference Materials Technology Co., Ltd.
Telephone15787879035 15787875101
Websitehttps://www.chemicalbook.com/supplier/138770565/
LGC Science (Shanghai) Ltd.
Telephone17717235263 17717235263
Websitehttps://www.lgcstandards.com/CN/en/
Zibo Hangyu Biotechnology Development Co., Ltd
Telephone+86-0533-2185556 +86-15965530500
Websitehttps://www.chemicalbook.com/manufacturer/hangyu-chemical-25178/
DAYANG CHEM (HANGZHOU) CO.,LTD
Telephone+86-88938639 +86-17705817739
Websitewww.dycnchem.com
