The world leader in serving scienceThermo Scientific China- Demo Center -LTQ 液质联用仪培训教材The world leader in serving science质谱基本常识第一章3“The basis in MS (mass spectrometry) is the production of ions, that are subsequently separated or filtered according to their mass-to-charge (m/z) ratio and detected. The resulting mass spectrum is a plot of the (relative) abundance of the produced ions as a function of the m/z ratio.”(质谱的基础是产生离子,这些离子随后按质荷比大小被分离过滤并被检测。得到的质谱图是产生离子质荷比的相对丰度图谱。)Niessen, W. M. A.; Van de