In normal phase HPLC:  
A. a hydrophilic stationary phase is combined with a non-polar mobile phase.  B. a hydrophobic stationary phase is combined with a polar mobile phase.  C. a hydrophobic stationary phase is combined with a non-polar mobile phase.  D. a hydrophilic stationary phase is combined with a polar mobile phase.

1 Answer

Answer :

A. a hydrophilic stationary phase is combined with a non-polar mobile phase

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