Difference between revisions of "Chromatogram"

Revision as of 13:46, 1 December 2019

The chromatogram is on the far right having been produced in a chromatography experiment.

A chromatogram is the result of a chromatography experiment showing the relative distances moved by different chemicals in a sample.

Chromatograms can be used to identify chemicals in an unknown mixture by:

Comparing the chromatogram of a sample to the chromatograms of known chemicals.
Calculating the Retention Factor (R_f) of the chemicals in the sample and comparing it to known R_f values.

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	====OCR====		====OCR====
−	:[https://www.amazon.co.uk/gp/product/~~1782945695~~/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=~~1782945695~~&linkCode=as2&tag=nrjc-21&linkId=~~ceafcc80bcad6b6754ee97a0c7ceea53~~ ''~~Chromatography~~, pages ~~102, 103~~, Gateway GCSE ~~Combined Science; The Revision Guide~~, ~~CGP~~, OCR '']	+	:[https://www.amazon.co.uk/gp/product/0198359829/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359829&linkCode=as2&tag=nrjc-21&linkId=90e8d7b4f039d53035238fa0320fe00b ''Chromatograms, pages 46-49, Gateway GCSE Chemistry, Oxford, OCR '']