HPLC Which of the following statements is true for a refractive index detector in HPLC? none of above It can only be used for isocratic elutions It does not respond to many solutes It is more sensitive than a UV detector none of above It can only be used for isocratic elutions It does not respond to many solutes It is more sensitive than a UV detector ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC stands for Highly Placed Liquid Chromatography High Pressure Liquid Chromatography both (a) and (b) High Performance Liquid Chromatography Highly Placed Liquid Chromatography High Pressure Liquid Chromatography both (a) and (b) High Performance Liquid Chromatography ANSWER DOWNLOAD EXAMIANS APP
HPLC Which of the following(s) is/are the advantage of HPLC over traditional LPLC (low-pressure liquid chromatography)? All of these Sample recovery Greater sensitivity and reusable columns Ideal for ionic species and large molecules All of these Sample recovery Greater sensitivity and reusable columns Ideal for ionic species and large molecules ANSWER DOWNLOAD EXAMIANS APP
HPLC A gradient elution in HPLC is one in which the composition of the solvent remains constant is changed continuously or in a series of steps None of these both (a) and (b) remains constant is changed continuously or in a series of steps None of these both (a) and (b) 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 the time required for the gradient to reach the column the volume of solvent contained in a liquid chromatographic column none of these 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 none of these ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC methods include liquid/solid (adsorption) chromatography liquid/liquid (partition) chromatography ion exchange and size exclusion chromatography All of these liquid/solid (adsorption) chromatography liquid/liquid (partition) chromatography ion exchange and size exclusion chromatography All of these ANSWER DOWNLOAD EXAMIANS APP
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