Mass Spectrometry
�?nbsp; Mass Spectrometry.  William Reusch's excellent website introduces this topic in detail.
�?nbsp; Mass Spectrometry Tutorial, by L.Breci, Department of Chemistry, University of Arizona.  This site is divided into Introduction, Examples, Interpretation, and Quizzes sections.
�?nbsp; Mass Spectrometry for Chromatographers.  "This 'short course' is designed as an introduction to the use of a Mass Spectrometer as a GC detector.  Lecture slides can be viewed by selecting a topic."  By James K. Hardy, University of Akron.
�?nbsp; An Introduction to Mass Spectrometry.  Focuses on the mass spectroscopy of biomolecules such as amino acids and proteins.  By Alison E. Ashcroft, Mass Spectrometry Facility Manager, Astbury Centre for Structural Molecular Biology, The University of Leeds.
�?nbsp; Instrument Simulation.  Shockwave application allows you to zoom in on different parts of the instrument.  Part of the Organic Chemistry Demos from Colby College, Waterville, Maine.

Chromatography
�?nbsp; Chromatography. Wikipedia article introduces the different types of chromatography.
�?nbsp; Chromatography.  Fred Senese's one page intro, with a good analogy using a simulation of bees flying through flowers.
�?nbsp; Chromatography.  Jim Clark's ChemGuide introduces TLC, column, HPLC, GC, and paper chromatography.
�?nbsp; Exclusion Chromatography.  Brief introduction, from John W. Kimball's Biology website.
�?nbsp; Affinity Chromatography.  Brief introduction, from John W. Kimball's Biology website.
�?nbsp; Chromatography �?Introductory Theory.  From Sheffield-Hallam University.  Additional analytical chemistry pages at Sheffield may be found here.
�?nbsp; Principles and Practice of Chromatography.  The detailed Chrom-Ed Series, by By R. P. W. Scott. The extensive table of topics is here.  Browse this site for information about the different types of chromatography.  From Library 4 Science.
�?nbsp; Basic Liquid Chromatography.  Textbook on High Performance Liquid Chromatography (HPLC).

Amino Acid Analysis
�?nbsp; An Introduction to Amino Acid Analysis, by John E. Fox, Alta Bioscience, University of Birmingham.
�?nbsp; Amino Acid Analysis, Past, Present and Future.  A GDS Infocentre article from Biochrom Ltd.

Gel Electrophoresis
Wikipedia article. "Gel electrophoresis is a technique used for the separation of deoxyribonucleic acid, ribonucleic acid, or protein molecules using an electric current applied to a gel matrix."

Atomic Absorption Spectrometry
By student authors Guihua Ma and Georgina Wilson González, Virginia Tech University. This project is part of the Environmental Sampling and Monitoring Primer.