HPLC

the volume of solvent contained in a liquid chromatographic column

the time required for the gradient to reach the column

none of these

the volume of the column between the point at which solvents are mixed and the beginning of the column

the volume of solvent contained in a liquid chromatographic column

the volume of the column between the point at which solvents are mixed and the beginning of the column

the time required for the gradient to reach the column

total volume of eluent in the column the remainder being taken up by the packing material

polar solvent/non-polar column

non polar solvent/polar column

non polar solvent/non-polar column

any of the above

Greater sensitivity and reusable columns

All of these

Ideal for ionic species and large molecules

Sample recovery

Any compound with solubility in liquid

Any compound with non-solubility in liquid

Any of the above

Any compound with limited solubility in liquid