Troubleshooting and Test Functions 4
1100 Series FD Reference Manual 119
Raman ASTM Signal-to-Noise Test
This test verifies the Raman ASTM signal-to-noise.
Tabl e 21 Raman Signal-to-Noise Test Conditions
Duration approximately 23 minutes
Report Style (Agilent ChemStation) Performance+Noise
Noise Determination 5 to 20 minutes
Solvent LC grade water, degassed
Flow rate 0.5 - 1 ml/min
Figure 47 Raman ASTM Signal-to-Noise Test
Dark current at
350/450 nm
and PMT=12
ASTM Noise and drift at 350/397 nm, PMT=12 and
Responsetime=8 s taken from 5 to 20 minutes