HPLC HPLC stands for both (a) and (b) High Performance Liquid Chromatography High Pressure Liquid Chromatography Highly Placed Liquid Chromatography both (a) and (b) High Performance Liquid Chromatography High Pressure Liquid Chromatography Highly Placed Liquid Chromatography ANSWER DOWNLOAD EXAMIANS APP
HPLC In normal phase HPLC, there is a non polar solvent/non-polar column polar solvent/non-polar column any of the above non polar solvent/polar column non polar solvent/non-polar column polar solvent/non-polar column any of the above non polar solvent/polar column ANSWER DOWNLOAD EXAMIANS APP
HPLC Which of the following statements is true for a refractive index detector in HPLC? It is more sensitive than a UV detector It can only be used for isocratic elutions none of above It does not respond to many solutes It is more sensitive than a UV detector It can only be used for isocratic elutions none of above It does not respond to many solutes ANSWER DOWNLOAD EXAMIANS APP
HPLC For a typical adsorbent such as silica gel, the most popular pore diameters are 150 and 200 A° 60 and 100 A° 10 and 50 A° 100 and 150 A° 150 and 200 A° 60 and 100 A° 10 and 50 A° 100 and 150 A° ANSWER DOWNLOAD EXAMIANS APP
HPLC Void volume refers to the 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 the volume of the column between the point at which solvents are mixed and the beginning of the column ANSWER DOWNLOAD EXAMIANS APP
HPLC Column efficiency is measured in terms of number of plates which is directly related to the square of the peak width directly related to the square of the peak width inversely related to the cube root of the peak width inversely related to the square of the peak width directly related to the square of the peak width directly related to the square of the peak width inversely related to the cube root of the peak width inversely related to the square of the peak width ANSWER DOWNLOAD EXAMIANS APP
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