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416121
Modern Analytical Techniques
Description
Mind Map on Modern Analytical Techniques, created by Anna Plenderleith on 04/12/2013.
Mind Map by
Anna Plenderleith
, updated more than 1 year ago
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Created by
Anna Plenderleith
almost 11 years ago
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Resource summary
Modern Analytical Techniques
Mass Spectrometry
Advantages
small sample size
Fast
differentiates isotopes
Disadvantages
doesn't directly give structural information (although we can often figure it out)
Needs pure compounds
Difficult with non-volatile compounds
Gass Chromatography
Disadvantages
Difficult to use for conventional GC/
Easy to overload the phase (less sample capacity)
Careful attention required for splitless injections
Advantages
Shorter run times
Greater sample throughput
Cheaper columns
Paper Chromatography
Advantages
GC-MS Combined
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