HPLC Dwell volume is defined as 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 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 ANSWER DOWNLOAD EXAMIANS APP
HPLC Which can be used as a mobile phase in HPLC applications? Any compound with limited solubility in liquid Any compound with solubility in liquid Any of the above Any compound with non-solubility in liquid Any compound with limited solubility in liquid Any compound with solubility in liquid Any of the above Any compound with non-solubility in liquid ANSWER DOWNLOAD EXAMIANS APP
HPLC A gradient elution in HPLC is one in which the composition of the solvent None of these remains constant both (a) and (b) is changed continuously or in a series of steps None of these remains constant both (a) and (b) is changed continuously or in a series of steps ANSWER DOWNLOAD EXAMIANS APP
HPLC Void volume refers to the 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 the volume of solvent contained in a liquid chromatographic column total volume of eluent in the column the remainder being taken up by the packing material 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 the volume of solvent contained in a liquid chromatographic column total volume of eluent in the column the remainder being taken up by the packing material ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC methods include ion exchange and size exclusion chromatography liquid/solid (adsorption) chromatography liquid/liquid (partition) chromatography All of these ion exchange and size exclusion chromatography liquid/solid (adsorption) chromatography liquid/liquid (partition) chromatography All of these ANSWER DOWNLOAD EXAMIANS APP
HPLC In reversed phase HPLC, there is a any of the above non polar solvent/polar column polar solvent/non-polar column non polar solvent/non-polar column any of the above non polar solvent/polar column polar solvent/non-polar column non polar solvent/non-polar column ANSWER DOWNLOAD EXAMIANS APP