Sigma-Aldrich
Telephone021-61415566 800-8193336
Websitehttps://www.sigmaaldrich.cn
Lynnchem
Telephone86-(0)29-85992781 17792393971
Websitehttp://www.lynnchem.com/
CHG Opto-Electronic Corporation Limited
Telephone 2537653158 16621191650
Websitehttps://www.uncinfo.cn
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
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone400-6206333 1316706386
Websitehttp://www.aladdin-e.com/
Merck KGaA
Telephone(+86) 21 2033 8288
Websitehttp://www.sigmaaldrich.cn
