Customization: | Available |
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Application: | Laboratory Apparatus |
Warranty: | 1 Year |
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UV-VIS SPECTROPHOTOMETER | ||||
Model No.: | N4S (scanning) | N4 | N2S (scanning) | N2 |
Optical system | 1200 lines/mm holographic grating, C-T monochromator | |||
WL range | 200-1000nm | 325-1000nm | ||
WL accuracy | ±1nm | |||
WL repeatability | ≤0.5nm | |||
Spectrum bandwidth | ±0.5%(T)(NBS930D) | |||
Stray light | 0.1%(T)(220nm, NaI ; 360nm, NaNO2) | 0.1%(T)( 360nm, NaNO2) | ||
Transmittance repeatability | ≤0.2%(T) | |||
Transmittance measuring range | 0.0%-200.0%(T) | |||
Absorbance measuring range | '-0.301~4.000(A) | |||
Concentration range | 0.000~9999(C) | |||
Baseline | ±0.003Abs (210-990nm ,S model only) | ±0.003Abs (335-990nm,S model only) | ||
Noise | 100%(T)≤0.2%(T) 0%(T)≤0.1%(T) |
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Drifting | Drifting ≤0.002(A)/0.5h (at 250nm and 500nm,warm up 2h) |
≤0.002(A)/0.5h (at 500nm,warm up 2h) |
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Features:1.Automatic wavelength settings 2. 7 inch multi touch-screen 3.Sample compartment for 5-50mm cells 4.Equipped with USB port Precise automatic T/A changeover 5.Internal printer optional 6.Automatic zero and full scale adjustment 7.Operated by PC with software 8.Direct concentration read-out and concentration factor setting function |