用大气压电喷雾质谱快速鉴定阴离子表面活性剂
Rapid Identification of Anionic Surfactants by ESI/MS
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摘要: 本文介绍了用大气压电喷雾质谱快速鉴定阴离子表面活性剂的方法。阴离子表面活性剂在水溶液中离解成负离子 ,可用大气压电喷雾质谱 (ESI- /MS)对其结构及组成进行鉴定 ,利用该方法亦可同时鉴定两种或多种混合阴离子表面活性剂Abstract: Rapid identification of anionic surfactants by ESI/MS was discussed in this paper.The structure and composition could be charactered by ESI -/MS due to their dissociation as negative ions in solution.In addition,two or more mixed anionic surfactants were identified at the same time.