J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Hubei Kangbaotai Finechem Co., Ltd.
Telephone+86 (27) 8778653
Websitehttp://www.kbtfinechem.com
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.com
Foshan DaoQi Biological Co., Ltd.
Telephone 18062666947
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30523/0.htm
Hubei Xinyuanshun Pharmaceutical Chemical Co., Ltd.
Telephone027-51831887 15337167856
Websitehttp://show.chemicalbook.com/hbxinyuanshun
Shanghai Anyinuo Biomedical Technology Co., Ltd.
Telephone021-34625901
Websitehttps://www.aynchem.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Hefei TNJ Chemical Industry Co.,Ltd.
Telephone+86-0551-65418684 +8618949823763
Websitehttps://www.tnjchem.com
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
Shaanxi Dideu Medichem Co. Ltd
Telephone+86-29-87569262 +86-15319487004
Websitehttps://www.dideu.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
NORANA GROUP
Telephone027-027-59209883 17386169806
Websitehttps://www.nornachem.com
