HPLC For a typical adsorbent such as silica gel, the most popular pore diameters are 100 and 150 A° 10 and 50 A° 60 and 100 A° 150 and 200 A° 100 and 150 A° 10 and 50 A° 60 and 100 A° 150 and 200 A° ANSWER DOWNLOAD EXAMIANS APP
HPLC A gradient elution in HPLC is one in which the composition of the solvent 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 None of these remains constant ANSWER DOWNLOAD EXAMIANS APP
HPLC Which of the following statements is true for a refractive index detector in HPLC? It does not respond to many solutes none of above It is more sensitive than a UV detector It can only be used for isocratic elutions It does not respond to many solutes none of above It is more sensitive than a UV detector It can only be used for isocratic elutions ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC stands for High Pressure Liquid Chromatography both (a) and (b) Highly Placed Liquid Chromatography High Performance Liquid Chromatography High Pressure Liquid Chromatography both (a) and (b) Highly Placed Liquid Chromatography High Performance Liquid Chromatography ANSWER DOWNLOAD EXAMIANS APP
HPLC Dwell volume is defined as 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 the volume of the column between the point at which solvents are mixed and the beginning of the column ANSWER DOWNLOAD EXAMIANS APP
HPLC The eluent strength is a measure of solvent diffusivity solvent absorption energy solvent adsorption energy solvent mixing index solvent diffusivity solvent absorption energy solvent adsorption energy solvent mixing index ANSWER DOWNLOAD EXAMIANS APP
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