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| Product Name | jinghua 756PC UV-Visible SpectroPhotometer | YUEFENG UV756(PC) UV-Visible SpectroPhotometer |
| Product Price | $3268.00 | $1397.00 |
| Details | Details | |
| Model comparison | ||
| Spectral Type | UV-Vis | UV-Vis |
| Optical Path | Pseudo-Double-Beam | Single-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 | ||
| Light spectrum Bandwidth | 1.5nm | 2nm |
| Wavelength Range | 190nm~1100nm | 190m~1100nm |
| Wavelength Precision | ±0.3nm | ±0.5nm |
| Wavelength Repeatability | 0.1nm | ≤0.3nm |
| stray light | ≤0.03%T | ≤0.05%T(220nm，360nm) |
| Noise level | 0.0005A | 100%≤0.15%T；0%≤0.01%T |
| Stability | ±0.001A/h | |
| Baseline flatness | ±0.001A | ±0.002A |
| 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 | |
| data output | USB RS-232 | USB interface and PC software |
| display system | Large-screen color Chinese/English touch display | |
| wavelength drive | automatic | |
| scan function | High School Low | |
| dynamics | have | |
| multi-wavelength | have | |
| DNA/protein | have | |
| optical path structure | Proportional double beam of light | |
| configuration | Automatic octet sample holder | |
