Supply of Microprocessor Based Double Beam UV Visible Spectrophotometer

Micro Processer Based, Double Beam, UV, Visible Spectrophotometer Specifications: Wavelength range: 190 to 1,100 nm, Spectral bandwidth: 1 nm (190 to 1,100 nm), Wavelength display: 0.1 nm increments, Wavelength setting: 0.1 nm increments (1 nm increments when setting scanning range), Wavelength accuracy: ± 0.05 nm at D2 peak 656.1 nm, ± 0.3 nm for entire range, Wavelength repeatability: ± 0.1 nm, Wavelength slew rate: About 14,500 nm/min, Wavelength scanning speed: 3,000 to 2 nm/min 29,000nm/min when survey scanning, Lamp Interchange wavelength: Automatic interchange linked to wavelength. The interchange wavelength can be set freely in the rate of 295 to 364 nm (0.1 nm increments). Stray light: Less than 0.02% at 220 nm (Nal) Less than 0.01% at 340 nm (NaNO2) Less than 0.5% at 198 nm (KCI), Photometric system: Double beam optics, Photometric accuracy: ±0.002 Abs at 0.5 Abs, ±0.0025 Abs at 1.0 Abs, ±0.006 Abs at 2.0 Abs, (Measured using NIST930D/NIST1930 or equivalent) Photometric repeatability: Less than ± 0.0001 Abs at 0.5 Abs, Less than ± 0.0001 Abs at 1 Abs, Less than ± 0.0005 Abs at 2 Abs, Baseline Stability: Less than 0.0003 Abs/Hr (700nm, one hour after light source turned ON) Baseline flatness: Less than ± 0.0006 Abs, (1,100 to 190 nm, one hour after light source turned ON), Noise Level: Less than 0.00003 Abs (700 nm), Light source: 20-W halogen lamp and deuterium lamp Built-in light source auto position adjustment, Detector: Silicon Photodiode, Power requirements: AC100,120,220,230,240 V, 50/60 Hz, 140 VA, Display: 24-Bit colour touch screen, Supported Languages: English Comprehensive replacement guarantee: 2 years

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