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Hitachi

U-2900 Spectrophotometer

Product code: MX-10604

Used in:Analytical chemPharma & GMP

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Product description

  • Optical system Double beam
  • Wavelength range 190 to 1,100nm
  • Spectral bandpass 1.5nm
  • Stray light 0.05% or less (220nm for NaI, 340nm for NaNO2)
  • Wavelength accuracy ±0.3nm (at 656.1, 486.0nm)
  • Wavelength setting repeatability ±0.1nm
  • Photometric range
  • 3 to 3Abs
  • 0 to 300%T
  • Photometric accuracy (certified according to NIST SRM 930)
  • ± 0.002Abs (0 to 0.5 Abs)
  • ± 0.004Abs (0.5 to 1.0Abs)
  • ± 0.008Abs (1.0 to 2.0Abs)
  • ± 0.3%T
  • Photometric repeatability( certified according to NIST SRM 930)
  • ± 0.001Abs (0 to 0.5Abs)
  • ± 0.002Abs (0.5 to 1.0Abs)
  • ± 0.004Abs (1.0 to 2.0Abs)
  • ± 0.1%T
  • Wavelength scan speed 10, 100, 200, 400, 800, 1,200, 2,400, 3,600nm/min
  • Response Fast, standard, slow
  • Baseline stability 0.0003Abs/h (at 500nm, 2 hours after power-on)
  • Noise level ±0.00015Abs (at 500nm)
  • Baseline flatness ±0.0006Abs (within 200 to 950nm)
  • Light source WI and D2 lamps
  • Light source changeover Auto (user selectable from 325 to 370nm)
  • Detector Silicon photodiode
  • Display U-2900: color LCD with backlight (26.4cm)
  • Printer I/F U-2900: Centronics interface
  • Serial I/F RS-232C (exclusive for UV Solutions program)
  • Size (main unit) U-2900: 500 (W) × 605 (D) × 283 (H)mm (with LCD lowered)