Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality [1,1'-Biphenyl]-3,3',4,4'-tetramineCAS NO.: 91-95-2
High Quality (2-oxo-1,3-dioxolan-4-yl)methyl 2-methylprop-2-enoateCAS NO.: 13818-44-5
High Quality Quaternaryammonium compounds, dicoco alkyldimethyl, chloridesCAS NO.: 61789-77-3
High Quality Acetamide, 2-[[bis(4-fluorophenyl)methyl]sulfinyl]-N-hydroxyCAS NO.: 90212-80-9