HPLC
Model 210D
Thispairofchromatogramsshowsashort-term,oneminuteUVdetectornoise runonan isocratic210D
system. Thefirstchromatogram is therawdata,and thesecondshows itaftersmoothing.
ExpectedPerformance
UVDetector Noise
Thispairofrawandsmoothedchromatogramsshows20minutesofaUVdetectornoiserunonan isocratic
210Dsystem. In the longer timesegment, thesignaldrift isvisible.
UVdetectornoise
averages
approximately
100µVfrompeak to
peak, or 10
-4
a.u.
(absorbanceunits).
ThisUVdetector
signaldrift
averages
approximately
1.3mV in20
minutes,or
0.0013a.u.
