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In which of the following type of chromatography the capillary action mechanism is present?

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in Bioprocess Engineering by (80.7k points)
In which of the following type of chromatography the capillary action mechanism is present?

(a) Liquid chromatography

(b) Gas chromatography

(c) Thin- Layer chromatography

(d) Paper chromatography

The question was posed to me in exam.

This question is from Chromatography topic in portion Unit Operations of Bioprocess Engineering

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Correct choice is (d) Paper chromatography

To explain: The most common type of chromatography. The paper is the stationary phase. This uses capillary action to pull the solutes up through the paper and separate the solutes.

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