UV-1900: UV-VIS Spectrophotometer

• 190 to 1,100 nm

• 1 nm (190 to 1,100 nm)

• 0.1 nm increments

• 0.1 nm increments (1 nm increments when setting scanning range)

• ± 0.1 nm at D2 peak 656.1 nm, ± 0.3 nm for entire range

• ± 0.1 nm

• About 14,500 nm/min

• 3,000 to 2 nm/min
• 29,000 nm/min when survey scanning

• Automatic interchange linked to wavelength
• The interchange wavelength can be set freely in the range of 295 to 364 nm (0.1 nm increments)

• Less than 0.02% at 220 nm (NaI)
• Less than 0.02% at 340 nm (NaNO2)
• Less than 0.5% at 198 nm (KCl)

• Double beam optics

• Absorbance: -4 to 4 Abs
• Transmittance: 0% to 400%

• ± 0.002 Abs at 0.5 Abs
• ± 0.004 Abs at 1.0 Abs
• ± 0.006 Abs at 2.0 Abs

(measured using NIST930D/NIST1930 or equivalent.)

• Less than ± 0.0002 Abs at 0.5 Abs
• Less than ± 0.0002 Abs at 1 Abs
• Less than ± 0.001 Abs at 2 Abs

• Less than 0.0003 Abs/Hr (700 nm, one hour after light source turned ON)

• 24-bit color touch screen

• Less than ± 0.0006 Abs (1,100 to 190 nm, one hour after light source turned ON)

• Less than 0.00005 Abs (700 nm)

• 20-W halogen lamp and deuterium lamp
• Built-in light source auto position adjustment

• LO-RAY-LIGH grade blazed holographic grating in Czerny-Turner mounting

• Silicon photodiode

• Internal dimensions: W110 × D250 × H115 mm
• Distance between light beams: 100 mm

• AC100,120,220,230,240 V,
  50/60 Hz, 140 VA

• Temperature: 15°C to 35°C
• Humidity: 30% to 80%
  (without condensation; 70% max. at 30°C or higher)

• W450 × D501 × H244 mm

• 16.6 kg

• USB memory (optional)
• Data files saved in text format or UVPC format
• UVPC-format files can be read directly by UVProbe and LabSolutionsTM UV-Vis

• UVProbe software (standard)
• LabSolutions UV-Vis software (optional)
• External control possible via USB

• Japanese
• English
• Chinese
• Spanish
  (Mexico)
• Portuguese (Brazil).