Question

Which of the following cannot be analysed using resin column chromatography?

(a) Peptides

(b) Amines

(c) Amino compounds

(d) Components which are ninhydrin negative

This question was posed to me by my school principal while I was bunking the class.

I would like to ask this question from Amino-Acid Analysers in portion Chromatography of Analytical Instrumentation

Answer 1

Right choice is (d) Components which are ninhydrin negative

To explain I would say: Components which are ninhydrin negative cannot be analysed using resin column chromatography. Only the components that are nindydrin positive are analysed using this method.