L16 Gas Chromatography

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Last updated 9:50 AM on 7/14/26
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13 Terms

1
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What conditions do molecules need to meet to use gas chromatography

low polarity = no charged molecules

<p>low polarity = no charged molecules</p>
2
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Gas-solid chromatography (solid stationary phase)

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3
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Gas-liquid chromatography (liquid stationary phase)

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4
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Gas-liquid chromatograhy - common stationary phase compounds

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5
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Gas mobile phases, what affects the gas-liquid partition

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6
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Limitations of analyte properties in GC

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7
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What does compound retention depend on

What is isothermal vs temperature programming

<p></p>
8
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FID (Flame ionisation detector) properties - is it sensitive/destructive?

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9
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ECD (Electron Capture Detector) properties - is it sensitive/destructive?

needs electronegative groups

<p>needs electronegative groups</p>
10
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TCD (Thermal Conductivity Detector) properties - is it sensitive/destructive?

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11
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Use of mass spec as a detector

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12
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Quantification (external calibration) of concentrations of components

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Quantification (internal calibration)

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