J & K SCIENTIFIC LTD.
Telephone18210857532 18210857532
Websitehttps://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Shanghai Biopharmaleader Co., Ltd.
Telephone+86 18721201413
Websitehttp://www.biopharmaleader.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226
Websitehttps://www.rrkchem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679; 13502246435
Websitehttp://www.dmstandards.com/
Jinan blalong chemical co. LTD
Telephone 2710913286@qq.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0_EN.htm
Nanjing wangzhixing Pharmaceutical Technology Co., Ltd
Telephone 18569809817
Websitehttp://www.wzxchem.com
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttps://www.worldsun-chem.com/
Energy Chemical
Telephone400-0056266
Websitehttp://www.energy-chemical.com
Jiangsu Wansipu Technology Co., Ltd.
Telephone 17826022701
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList558414/0_EN.htm
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com
Molcoo Chemicals Inc.
Telephone 18627923403
Websitehttp://www.molcoo.com/
TargetMol Chemicals Inc.
Telephone4008200310 15002144251
Websitehttps://www.targetmol.cn/
Nantong QuanYi Biotechnology Co., Ltd
Telephone0513-66337626 18051384581
Websitehttps://www.chemhifuture.com/
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd
Telephone18162595016; 18162595016
Websitehttps://www.chemicalbook.com/supplier/25457231/
Guangzhou Zhenlin Pharmaceutical Technology Co., Ltd
Telephone020-18102736 13622807357
Website
Shandong Dayou Pharmaceutical Research and Development Co., Ltd.
Telephonedayouchem@126.com 15165037910
Website
