Question

name the separation technique by which we can obtain coloured components from ink? give two more application of the technique used.

Answer 1

The technique which can be used is Chromatography. It's other applications are:
1) It can be used to separate components of blood.
2) It can be used to identify different alcohols in drug.

Answer 2

by chromatography, it us also used to separate mixture of magnesium and porphyrins,mixture of cellulose and proteins, etc