Model: 722N Grating Spectrophotometer Characteristics: . It can be used for quantitative analysis of substances in the visible light spectrum range. . It adopts a grating monochromator, so that it has the advantage of high wavelength precision and good monochromaticity. . Computer control system, precise automatic T/A changeover. . Automatic zero and full-scale adjustment. . Direct concentration read-out and concentration factor setting function . Equipped with RS232 port. . Printer can be connected and data can be sent to PC by special software. Specifications: Wavelength range: 325nm-1000nm Wavelength accuracy: ≤2nm Wavelength repetitiveness: ≤1nm Transmittance accuracy: ± 0. 5%(t)(NBS930D) Transmittance repeatability: ≤0. 2%t Transmittance measuring range: 0~2A Drift: ≤0.5%(t)/3min Signal noise: 0.2T% RS232:including Printer: optional Cell holder: AC220V G.W. 14kg Package Dimensions: 640*480*340mm Spectrum bandwidth: 5nm Stray light: ≤0. 5/100(t)(at 360nm, NaNo2) Standard Accessories: User manual: 1pc 1cm glass cuvette: 4pcs Power cable: 1pc Optional Accessories: Thermal printer 10mm cuvette holder 50mm cuvette holder UV WIN7 software
