Hitachi U-1900 UV-Vis Spectrophotometer

Wavelength range: 190 to 1100 nm
Spectral bandwidth: 4 nm
Stray light: 0.05% or less
Wavelength accuracy: ±0.5 nm
Wavelength repeatability: ±0.3 nm
Photometric range: -3 to 3 Abs, 0 to 300% T, 0.000 to 9.999 Conc
Photometric accuracy: ±0.002 Abs (0 to 0.5 Abs), ±0.004 Abs (0.5 to 1.0 Abs), ±0.3% T
Photometric repeatability: ±0.001 Abs (0 to 0.5 Abs), ±0.002 Abs (0.5 to 1.0 Abs), ±0.15% T
Wavelength scan speed: 10, 100, 200, 400, 800, 1200, 2400, 3600 nm/min
Baseline stability (at 500 nm): 0.0004 Abs/h
Noise (at 500 nm): ±0.00015 Abs
Basline flatness (200 – 950 nm): ±0.002 Abs
Light source: Tungsten and deuterium
Light source changeover: Auto (at 340 nm)
Detector: Silicon photidiode
Dimensions (WxDxH): 380 x 643 x 311 nm
Weight: 27 kg

Including UV Solutions 4.2 software