Spectrophotometer
LABWAN Fluorescence Spectrophotometer LFS-4000
Model LFS-4000
In Stock
The Fluorescence Spectrophotometer is designed for fluorescence measurement using a high-brightness LED excitation light source. It features a C-T configuration diffraction grating emission monochromator, multiple standard excitation wavelengths, and stable fluorescence detection performance.
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Key Features
- High-brightness LED excitation light source
- Multiple standard excitation wavelength settings
- C-T configuration diffraction grating emission monochromator
- Quartz sample-cell based measurement
- Stable emission wavelength performance
- Low detection limit
- High linearity
- Low repetitive peak intensity variation
- Low zero drift
- Dual power supply compatibility
Specifications
| Parameter | Value |
|---|---|
| Excitation Light Source | High brightness LED |
| Excitation LED | 250nm ~ 600nm (LED) |
| EX Wavelength Standard Set | 365nm, 376nm, 392nm, 405nm |
| Emission Monochromator | C-T configuration diffraction grating monochromator |
| Emission Wavelength Range | 200nm ~ 650nm |
| Bandwidth | 10nm |
| Emission Wavelength Accuracy | ±1nm |
| Emission Wavelength Reproducibility | ≤0.5nm |
| S/N Ratio | S/N≥90 (Using 1cm quartz sample cell, measure the signal to noise ratio of Raman spectrum of water) |
| Detection Limit | 1 × 10⁻¹⁰ g/ml quinine sulfate solution |
| Linearity (γ) | ≥0.995 |
| Repetitive Peak Intensity | ≤1.5% |
| Zero Drift | ≤0.3 (within 10min) |
| Upper Limit Change of Indicated Value | ≤1.5% (Within 10 minutes) (displaying value≥50) |
| Power Type | 220V±22V; 110V±22V |
| Dimensions | 442 × 392 × 250 mm |
| Weight | Net weight 10kg; Gross weight 12kg |