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محاضرةعن
 :gift::gift:
محاضرةعن
An Introduction to Chromatography
 تتضمن الكثير من المعلومات المهمة 
Chromatography
 Chromatography
Milestones in Chromatography
 Purpose of Chromatography
 Classification of Methods
 Mobile Phase
 Classification based on Mobile Phase
 Classification based on Attractive Forces
 Detectors
 Problem
 The GC-MS Process
 GC-MS Analysis of Money
 Food Chemistry
 Evaluate
 Instrumentation
 Basis of Chromatography
 Definitions
 Types of Chromatography
 Instrumentation for GC
 Modes of GC Separation 
 GC Liquid Phase
 GC - Modes of Separation
 Properties of a Good Detector
 Detectors for GC
 MS Components
 Ionization Methods
 Ionization Methods
 Types of MS Analyzers
 Two Operational Modes
 Total Ion Chromatogram
 Mass Spectrum - GC-MS
 Analysis of Organic Mass Spectral Data
 Mass Spectrum
 Major Steps in Analysis of Mass Spectral Data
 Molecular Ion
 Example: Mass Spectrum of Methanol (CH3OH)
 Isotopes
 Classes of Isotopes
 Natural Isotopic Abundance of Common Elements in Organic Compounds
 Isotopic Distribution Patterns
 Identify Possible Species
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