26 1220 Infinity II LC System User Manual
2
Site Requirements and Specifications
Performance Specifications
Performance Specifications Agilent 1220 Infinity II LC DAD
Table 8 Performance Specifications Agilent 1220 Infinity II LC DAD
Type Specification Comments
Detection type 1024-element diode array
Light source Deuterium and tungsten lamps The UV-lamp is equipped with RFID
tag that holds lamp typical
information.
Number of
signals
8
Maximum
sampling rate
80 Hz
Short term noise
(ASTM) Single
and
Multi-Wavelength
< ± 0.7·10
-5
AU at 254 nm and
750 nm
see "Specification Conditions" below
Drift
< 0.9·10
-3
AU/h at 254 nm
see "Specification Conditions" below
Linearity > 2 AU (5 % see "Specification Conditions" below
Wavelength
range
190 – 950 nm
Wavelength
accuracy
± 1 nm Self-calibration with deuterium lines,
verification with holmium oxide filter
Slit width 1, 2, 4 , 8, 16 nm Programmable slit
Diode width ~ 1 nm
Flow cell Standard: 13 µL volume, 10 mm cell
path length and 120 bar (1740 psi)
pressure maximum
The flow cell is equipped with RFID
tags that hold cell typical
information.
pH range 1.0 – 9.5
Time
programmable
Wavelength, polarity, peak width,
lamp bandwidth, autobalance,
wavelength range, threshold, spectra
storage mode