How will the following changes affect the retention time of the solute in superc

Question

How will the following changes affect the retention time of the solute in supercritical fluid chromatography when supercritical carbon dioxide is used as the mobile phase? Increase the pressure while maintaining a constant temperature and flow rate. O unchanged O increase not enough information decrease Decrease the temperature while maintaining a constant pressure and flow rate. O not enough information O unchanged ncrease O decrease Increase the flow rate while maintaining a constant pressure and temperature. O decrease O unchanged not enough information increase

Explanation / Answer

Effect of parameters on supercritical fluid chromatography

Increase of pressure

increase

--

Decrease temperature

Unchanged

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Increase flow rate

decrease

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