Answer / aruna k

Noise:It is created by elecric signals
fluctuations,detector instability,temperature
fluctuations,other factors in hplc.

Drift: it is caused while detector heat up in first hour
after power on.

Answer / m l n reddy, micro labs

Noise: Short term variation of base line from straight line, this is due detector or dirty mp.

Drift: Long term variation of base line from straight line, due to solvent/ MP absorbence.

Answer / pharmainterview

Noise: fluctuation from the stright baseline.

Drift : shift from the stright base line.

Regards
pharmainterviewquestions.blogspot.in

Answer / surya prakash

drift :- is the sweet noice which comes from the edgings if
there is a flow of breeze.....

moice :- is any other sound whihc irritates us and bothers
ur concentration

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