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Find out how chromatography can be used to create the chemical 'colour fingerprint' of a substance. What are the two chromatography methods and how are they used to solve crimes?Key facts
- Chromatography is the separating and analysing of chemical mixtures.
- Chromatography is used in forensic investigations and research.
- Paper chromatography could be used to identify a certain ink.
- Gas chromatography could be used to detect traces of explosives.
Transcript
Identifying the different chemicals present in a mixture can be an important task.
In forensics, specific dyes in a piece of fabric can tie a suspect to a crime scene.
Sports regulators can test for illegal drug use by analysing urine.
And even research in the Antarctic involves separating mixtures, to determine if ...
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