HPLC A gradient elution in HPLC is one in which the composition of the solvent both (a) and (b) remains constant None of these is changed continuously or in a series of steps both (a) and (b) remains constant None of these is changed continuously or in a series of steps 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 Greater sensitivity and reusable columns All of these Sample recovery Ideal for ionic species and large molecules Greater sensitivity and reusable columns All of these Sample recovery ANSWER DOWNLOAD EXAMIANS APP
HPLC HPLC stands for Highly Placed Liquid Chromatography both (a) and (b) High Pressure Liquid Chromatography High Performance Liquid Chromatography Highly Placed Liquid Chromatography both (a) and (b) High Pressure Liquid Chromatography High Performance Liquid Chromatography ANSWER DOWNLOAD EXAMIANS APP
HPLC In normal phase HPLC, there is a polar solvent/non-polar column any of the above non polar solvent/non-polar column non polar solvent/polar column polar solvent/non-polar column any of the above non polar solvent/non-polar column non polar solvent/polar column 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 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 time required for the gradient to reach the column 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 total volume of eluent in the column the remainder being taken up by the packing material the time required for the gradient to reach the column 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
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