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Fundamentals of GC/MS
Hardware: Ion Source
Ion Source
Sample molecules are ionized in the ion source after chromatographic separation by a GC. The structure and function of the ion source will be explained here.
- Overview of Ion Source
- Structure of Ion Source
- To Control Ionization
- The Role of Magnets
- Comparison of Sources
- Introduction: What is Mass ?
- Introduction: Types of Ions
- Ionization Modes: EI
- Ionization Modes: PCI
- Ionization Modes:NCI
- Hardware: Ion Source
- Hardware: Mass Analyzer
- Hardware: Scan Mode and SIM Mode
- Hardware: Detector
- Hardware: Vacuum System
- Parameters Expressing Performance of Mass Analyzer :Mass Resolution and Peak Width
- Parameters Expressing Performance of Mass Analyzer :Signal-to-Noise Ratio
- Qualitative Methods of GC/MS Analysis: Retention Time and Retention Index
- Qualitative Methods of GC/MS Analysis: Library Search