J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shanghai BeiZhuo Biotech Co., Ltd.
Telephone021-61119791,13386096464
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList16081/0.htm
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Alta Scientific Co., Ltd.
Telephone022-6537-8550 15522853686
Websitehttp://www.altascientific.cn
Shanghai QianYan Bio-technology Co., Ltd
Telephone02781293128
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19348/0.htm
Lynnchem
Telephone86-(0)29-85992781 17792393971
Websitehttp://www.lynnchem.com/
Shanghai Witofly Chemical Co. ,Ltd.
Telephone021-5063062 15300832537
Websitehttp://www.witofly.com
Shenzhen Regent Biochemical Technology Co., Ltd.
Telephone0755-0755-85201366 18938635012
Websitehttp://www.regentsciences.com/
Conier Chem & Pharma Limited
Telephone 13368167990
Websitehttp://www.canbipharm.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Hebei Mojin Biotechnology Co., Ltd
Telephone+86 13288715578 +8613288715578
Websitehttp://www.mojinchemical.com
Wuhan Fortuna Chemical Co., Ltd
Telephone+86-027-59207850
Websitehttp://www.fortunachem.com/
Shanghai UCHEM Inc.
Telephone+862156762820 +86-13564624040
Websitehttp://www.myuchem.com/
Guangzhou TongYi biochemistry technology Co.,LTD
Telephone +8613073028829
Websitehttp://tongyon.com/
Shijiazhuang Tongyang Import and Export Co., LTD
Telephone 18031361688;
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1681658/0.htm
Dayang Chem (Hangzhou) Co.,Ltd.
Telephone571-88938639 +8617705817739
Websitehttps://www.dycnchem.com/
AFINE CHEMICALS LIMITED
Telephone+86-0571-85134551
Websitehttp://www.afinechem.com/index.html
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/