Answer / k l srinivas

Normal phase: Stationary phase is polar, mobile phase is non
polar,
Reverse phase: Stationary phase is non polar, mobile phase is
polar.

Answer / maulik

Normal phase: Stationary phase is polar, mobile phase is non
polar,
Reverse phase: Stationary phase is non polar, mobile phase is
polar.

normal phase is based on the adsorption phenomenon and
reverse phase is based on the partition phenomenon

normal phase used for chiral compound and reverse phase used
for other

Answer / srikanth

above answer is perfect and also,,,....

Normal Phase: separates analytes on the basis of their
affinity for a polar stationary surface such as silica.

Reversed Phase: separates on the basis hydrophobic
interacertions, which originates from the high symmetry in
the dipolar water structure

Answer / ram krishna

Normal phase _Column is polar and more is non polar sudh as IPA hexane
Reversed phase_Column is non polar and more is polar such as water and acetonitrile mp

Why are use silicon oil mr?

0 Answers  

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if v use HELIUM & ARGON instead of NITROGEN as a mobile phase what happen in GC SYSTEM ?

5 Answers   Cipla, Reddy Labs,

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Difference between the quantitative analysis and qualitative analysis?

0 Answers  

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verification of wave number why you are use in IR calibration

2 Answers  

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According to ICH,India is coming under which climatic zones?

1 Answers   Cipla,

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How require to perform linearity as per ANVISA? What are the acceptance criteria?

0 Answers  

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in stress study if your api not soluble in hcl naoh h2o2 then what require to do?

0 Answers  

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which are the guidelines for force degradation studies?

1 Answers  

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If compound Pka is 5 then which buffer you will select ?

5 Answers   Avra, GVK,

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diference b/w packed &capilary columns

2 Answers  

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significane of detector wavelength accrucy in calibration of hplc

1 Answers  

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column washing procedure for normal phase and reverse phase?

1 Answers  

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