Model :N4S、N4、N2S、N2
The AELAB Single Beam UV-VIS Spectrophotometer (N4S/N4/N2S/N2) combines advanced ARM core technology, offering high-speed testing and reliable performance. It covers the visible and UV-visible spectral range, making it ideal for quantitative analysis in medicine, biochemistry, petrochemicals, environmental protection, and academic research. This versatile instrument is designed for both routine and specialized laboratory use.
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N series spectrophotometer, being combined with and ARM processed core, has test speeds and functions possessed by high-end instruments. The instrument can meet the requirement of quantitative analysis for most samples conducted within the visible and ultraviolet-visible spectral range in concentional laboratories and is suitable for use in medicine and health, clinical examination, biochemical, petrochemical, environmental protection, quality contraol departments, colleges and universities and others.
Features:
| Model | N4S | N4 | N2S | N2 |
| Photometry | Single Beam | |||
| Monochromator Type | Czerny-Turner | |||
| Focal Length | 160mm | |||
| Grating | 1200 lines/mm | |||
| Detector | Silicon Photocell | |||
| Spectrum Bandwidth | 2nm | 4nm | ||
| Wavelength Range | 190-1100nm | 325-1100nm | ||
| Wavelength Accuracy | ± 1nm | |||
| Wavelength Repeatability | ≤ 0.5nm | |||
| Photometric Range | 0.0 ~ 200.0% T ; -0.301 ~ 4.000A ; 0.000 to 9999C | |||
| Photometric Accuracy | ± 0.3% T ; ± 0.002Abs (0 - 0.5A) ± 0.004Abs (0.5 - 1A) | ± 0.5% T | ||
| Photometric Repeatability | ≤ 0.15% T ; 0.001Abs (0 - 0.5A) 0.002Abs (0.5 - 1A) | ≤ 0.2% T | ||
| Wavelength Scanning Speed | Fast, medium, slow | --- | Fast, medium, slow | --- |
| Baseline | ≤±0.003A(200-1090nm) | --- | ≤±0.003A(335-1090nm) | --- |
| Built in Printer | YES | NO | YES | NO |
| Stray Light | ≤ 0.1% ( at 220 nm NaI ; at 360 nm NaNO₂) | ≤ 0.1% T(measured at NaNO₂ at 360 nm) | ||
| Noise | 100%(T) noise ≤ 0.5% (T), 0% (T) noise ≤ 0.2% (T) | |||
| Baseline Drift | ± 0.002 Abs / 30 mins (250nm and 500nm
after preheat warm up for 2 hours ) |
± 0.002 Abs /30min
( 500nm after preheat warm up for 2 hours ) |
||
| Power | AC220v± 22v, 50Hz± 1Hz, 180W | AC220v± 22v, 50Hz± 1Hz, 100W | ||
| Packing Size | 630mm*610mm*500mm, 0.16m³,25kg. | |||
