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                                  it is a technique that is used for separating solutes present in the same solvent.
                       ⇒ it is used to separate colours in a dye
                        ⇒ drugs from blood

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Chromatography: chromatography is a laboratory technique for separation of mixtures into its individual components.Uses:
1 Used to separate  components of ink and dyes, coloured pigments in plants.
Used to determine the chemical compositionof many substances.
3 Used in crime scene investigations.
Used in hospitals to detect alcohol levels in a patient's blood stream.
5 Used by environmental agencies and by pharmacists.
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