試題詳解

3. Which one is WRONG for gas chromatography?
(A) The mobile phase does not interact with molecules of the sample.
(B) Capillary columns provide higher resolution than packed columns.
(C) Reproducible retention times require control of the column temperature.
(D) Immobilized liquid phase should be chemical inert and low volatile.
(E) This method is applicable to species that are appreciably non-volatile.