J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Alfa Aesar
Telephone400-6106006
Websitehttp://chemicals.thermofisher.cn
Energy Chemical
Telephone021-021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070
Websitehttp://www.echemlin.cn
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Syntechem Co.,Ltd
Telephone
Websitehttp://www.syntechem.com/
Chengdu HappySyn Pharmaceutical Technology Co., Ltd.
Telephone028-85114309 15881143215
Websitehttp://www.happysyn.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Giant chemicals
Telephone028-85434334 18108076537
Websitehttp://www.gianthx.com
ChengDu TongChuangYuan Pharmaceutical Co.Ltd
Telephone028-83379370 13880556291
Websitehttp://www.tcypharm.com
Shanghai JingSi Biological Technology Co., Ltd
Telephone18221840760
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList19882/0.htm
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886750 13927877953
Websitehttp://www.wj-chem.com
Yantai ShengKailun Chemical Technology Co., Ltd.
Telephone 13356901049
Websitehttp://www.sklnchem.cn
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Jinan Kabotang Biological Technology Co.,Ltd.
Telephone0531-61320525 15866703830
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList30553/0.htm
Shanghai Maruhua Science and Technology Co. Ltd.
Telephone021-57171708; 18721745940
Websitehttp://www.api-chem.com
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815688 13927872512
Websitehttp://www.wj-chem.com