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研究了一种检测偶氮染料中芳胺的新方法,对分散黄进行了在线(氢-钯)色谱-质谱联用分析,测出了芳胺组分,并对两种催化还原装置进行了比较。
A new method for the determination of aromatic amines in azo dyes was studied. An on-line (hydrogen-palladium) chromatography-mass spectrometry analysis of disperse yellow was performed to determine the aromatic amine components. Two catalytic reduction units Compare