Agilent Technologies Cary 8454 Installation Manual page 49

Figure 11
Figure 12
If your blank or spectra show artifacts similar to the one in
N O T E
page 45 to optimize the measurement procedure.
Agilent Cary 8454 UV-Visible Spectroscopy System Installation Guide
200 400
0.0015
0.0010
0.0005
0.0000
-0.0005
-0.0010
200 400
Example of a blank on water showing a good baseline
0.01
0.00
-0.01
-0.02
-0.03
-0.04
-0.05
200 400
Example of a blank on water with bubbles causing a poor baseline
Good Measurement Practices
600 800
600 800
Wavelength [nm]
600 800
Wavelength [nm]
General Considerations
1000
1000
1000
Figure 12, see "Solvents"
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on
49