This document describes the performance characteristics of the Agilent 1290 Infinity Diode Array Detector (DAD), including low noise, low refractive index, high speed, and data security.
This document provides a technical overview of the Agilent 1290 Infinity Diode Array Detector (DAD), highlighting its new optical design that utilizes a cartridge cell with optofluidic waveguide technology. This approach offers high sensitivity with low dispersion and a stable baseline suitable for standard or ultrafast liquid chromatography applications.
| Operating wavelength range | 190 to 640 nm |
|---|---|
| Diode array elements | 1024 diodes |
| Spectral resolution range | 1 to 8 nm |
| Maximum data rate | 160 Hz |
| Programmable slit range | 1 to 8 nm |
| Cell volume (high sensitivity) | 4 uL |
The detector can operate at a highest sampling rate of 160 Hz to keep pace with ultra-fast LC analysis.
The detector covers a wavelength range from 190 to 640 nm.
It uses total internal reflection along a noncoated fused silica capillary to increase light transmission and sensitivity.