Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality 5-Methyl-2-pyrazinecarboxylic acidCAS NO.: 5521-55-1
High Quality 1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochlorideCAS NO.: 25952-53-8
High Quality 26-(nonylphenoxy)-3,6,9,12,15,18,21,24-octaoxahexacosan-1-olCAS NO.: 5118-94-5