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| Product Name | jinghua 756CRT UV-Visible SpectroPhotometer | laspec Alpha-1900Plus UV-Visible SpectroPhotoMeter |
| Product Price | $4592.00 | In coming |
| Details | Details | |
| Model comparison | ||
| Spectral Type | UV-Vis | UV-Vis |
| Optical Path | Single-Beam | Double-Beam |
| Dispersion | Grating | Grating |
| Detection | Scanning | Scanning |
| Light Source | Tungsten Deuterium | Tungsten Deuterium |
| Wavelength | 190-1100nm | 190-1100nm |
| Accuracy | ≤0.5nm | ≤0.5nm |
| Bandwidth | ≤2nm | ≤2nm |
| Detector | ||
| Stray Light | ≤0.05%T | ≤0.05%T |
| Parameter comparison | ||
| Type | ultraviolet-visible | |
| Type of light beam | Single beam of light | |
| Illuminant | Tungsten lamp, deuterium lamp | |
| Light spectrum Bandwidth | 2nm | 2 nm |
| Wavelength Range | 190~1100nm | |
| Wavelength Precision | ±0.5nm | |
| Wavelength Repeatability | 0.2nm | |
| stray light | ≤0.03%T | ≤ 0.05% T （220 nm，NaI；360 nm，NaNO2） |
| Noise level | 0.0005A | |
| Stability | ±0.001A/h | ±0.0005 A/hr @500nm ,0A |
| Baseline flatness | ±0.002A | ±0.001 A |
| data output | RS-232 | |
| Transmittance Precision | ≤0.3%T | |
| Transmittance Repeatability | 0.1%T | |
| Transmittance Range | 0~200%T | |
| Absorption Range | -0.4~4A | |
| Display Range of concentration | 0~99999 | |
| wavelength drive | automatic | |
| regression equation | have | |
| kinetic function | have | |
| scan function | have | |
| multi-wavelength function | have | |
| DNA/protein function | have | |
| software | Standard | |
