A gradient elution in HPLC is one in which the composition of the solvent
A. remains constant
B. is changed continuously or in a series of steps
C. both (a) and (b)
D. none of the above
Answer:B
A gradient elution in HPLC is one in which the composition of the solvent
A. remains constant B. is changed continuously or in a series of steps C. both (a) and (b) D. none of the above