J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Shifang ShengYuan Technology Co., Ltd.
Telephone0838-6510595 13402890778 18881099744
Websitehttp://www.byybio.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Henan Alfachem Co.,Ltd.
Telephone0371-0371-55051623 18137891487
Websitehttps://www.chemicalbook.com/supplier/14555231/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Wuhan DKY Technology Co.,Ltd.
Telephone027-81302411 15377658509
Websitehttp://www.dkybpc.com/
Shaanxi Dideu Newmaterial Co., Ltd.
Telephone029-87576359 15353716720
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1184346/0.htm
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Wuhan DingCheng Biochemical Co.Ltd
Telephone13545255233 13545255233
Websitehttp://www.whdcsk.com/Index.htm
Hubei Hengluyuan Technology co.ltd
Telephone027-88188016 18717196322
Websitehttp://www.hbhlykj.com
Chengdu Youngshe Chemical Co., Ltd.
Telephone +8618108235634
Websitehttp://www.youngshechem.com/