J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0_EN.htm
Shanghai Hanhong Scientific Co.,Ltd.
Telephone021-54306202 13764082696
Websitehttps://www.hanhongsci.com
Shanghai Sunway Pharmaceutical Technology Co., Ltd
Telephone 18270980682
Websitehttp://www.sunwaypharm.cn
Shanghai Huikai Chemical Technology Co., Ltd.
Telephone021-61995394 18916691159
Websitehttp://www.chemicalsea.com
Alta Scientific Co., Ltd.
Telephone022-6537-8550 15522853686
Websitehttp://www.altascientific.cn
Codow Chemical Co.,Ltd.
Telephone 18620099427
Websitehttp://www.howeipharm.com
Shandong Xiya Chemical Co., Ltd.
Telephone4009903999 13395398332
Websitehttp://www.xiyashiji.com
Chengdu Huachun Technology Co., Ltd
Telephone400-1166-196 15982826727
Websitehttp://www.hx-r.com
JinJin Le Chemical Co., Ltd
Telephone18001959627(微信同号) 18001959627
Websitehttp://www.jinjinlechem.com
LinkChem Technology Co., Ltd.
Telephone021-58950110 13124863828
Websitehttp://www.linkchem.cn
Aikon International Limited
Telephone025-66061636 18013972705
Websitehttp://www.aikonchem.com
Shanghai Jizhi Biochemical Technology Co. Ltd.
Telephone021-4009004166/18616739031 18616739031
Websitehttp://www.acmec-e.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TCI Chemicals
Telephone021-67121386, 800-988-0390
Websitehttps://www.tcichemicals.com/zh/cn/index.html
Wuhan Fortuna Chemical Co., Ltd
Telephone+86-027-59207850 +86-13986145403;
Websitehttp://www.fortunachem.com/
Honest Joy Holdings Limited
Telephone755-36694831 +8613798234863
Websitehttp://www.diethyl-maleate.com/
Guangdong Wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886766 13927870850
Websitehttp://www.wj-chem.com