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
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Alta Scientific Co., Ltd.
Telephone022-6537-8550 15522853686
Websitehttp://www.altascientific.cn
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 13028896684
Websitehttps://www.rrkchem.com
Career Henan Chemica Co
Telephone+86-0371-86658258 15093356674;
Websitehttps://www.coreychem.com/
Guangdong Wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2886766 13927870850
Websitehttp://www.wj-chem.com
ShangHai Anpel Co, Ltd.
Telephone18501792038; 18501792038
Websitehttps://www.labsci.com.cn/index
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone 13670046396
Websitehttps://www.qcsrm.com
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai isotope chemical co.,ltd
Telephone021-021-51600108 13062666369
Websitehttps://www.chinaisotope.com/
Hubei De'ao Chemical Research Pharmaceutical Technology Co., Ltd
Telephone 18502726233
Websitehttps://www.chemicalbook.com/supplier/25403897/
