HPLC For a typical adsorbent such as silica gel, the most popular pore diameters are 100 and 150 A° 60 and 100 A° 10 and 50 A° 150 and 200 A° 100 and 150 A° 60 and 100 A° 10 and 50 A° 150 and 200 A° ANSWER DOWNLOAD EXAMIANS APP
HPLC In normal 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
HPLC An isocratic elution in HPLC is one in which the composition of the solvent changes continuously remains constant none of these changes in a series of steps changes continuously remains constant none of these changes in a series of steps ANSWER DOWNLOAD EXAMIANS APP
HPLC Dwell volume is defined as the volume of the column between the point at which solvents are mixed and the beginning of the column none of these the time required for the gradient to reach 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 none of these the time required for the gradient to reach the column the volume of solvent contained in a liquid chromatographic column ANSWER DOWNLOAD EXAMIANS APP
HPLC The eluent strength is a measure of solvent adsorption energy solvent mixing index solvent diffusivity solvent absorption energy solvent adsorption energy solvent mixing index solvent diffusivity solvent absorption energy ANSWER DOWNLOAD EXAMIANS APP
HPLC Which of the following(s) is/are the advantage of HPLC over traditional LPLC (low-pressure liquid chromatography)? Ideal for ionic species and large molecules Sample recovery All of these Greater sensitivity and reusable columns Ideal for ionic species and large molecules Sample recovery All of these Greater sensitivity and reusable columns ANSWER DOWNLOAD EXAMIANS APP
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