Spectrophotometer
LABWA UV/VIS Spectrophotometer Variable Bandwidth Double Beam LUV-1990S
Model LUV-1990S
In Stock
LABWAN LUV-1990S UV/VIS Spectrophotometer features a 190–1100 nm wavelength range, 0.5/1/2/4 nm variable bandwidth, double-beam optics, 7" colour LCD, and D2 & Tungsten Halogen lamps. Suitable for pharmaceutical, chemical, food, environmental, research and QC laboratories for accurate absorbance and spectral analysis.
ISO 9001 Certified
Service & Support
Key Features
- With spectral scanning function.
- Can measure up to 6 wavelengths at a single time.
- Large colorful screen for ease, can scan wavelength directly on the device.
- Parallel port & USB port.
- Imported Japanese lamps & sensor results in perfect measurements.
Specifications
| PARAMETER | SPECIFICATION |
|---|---|
| Product Name | UV/VIS Spectrophotometer |
| Model | LUV-1990S |
| Make | LABWAN |
| Bandwidth | 0.5, 1.0, 2.0 and 4.0 nm |
| Cell Holder | Sample & reference cuvette holder (both 10mm) |
| Optical System | Double Beam (1200 lines/mm Grating) |
| Wavelength Range | 190 ~ 1100 nm |
| Wavelength Accuracy | ± 0.3 nm |
| Wavelength Repeatability | ± 0.2 nm |
| Scanning Speed | High, Medium, Low (Max. 3000 nm/min) |
| Photometric Range | -3 ~ 3A, 0~200%T, 0~9999C |
| Photometric Accuracy (T) | ± 0.2%T |
| Photometric Repeatability | 0.15%T, 0.001A (0-0.5A), 0.002A (0.5-1 A) |
| Stability | ± 0.001 A/h (500 nm, preheating for 1 hr) |
| Photometric Accuracy (A) | ≤±0.002A (0~0.5A), ≤±0.004A (0.5~1A), ≤±0.006A (>2.0) |
| Baseline Flatness & Noise | ± 0.001A/h, 0.0005A at 500 nm |
| Stray Light | <0.03%T @ 220nm, 360nm |
| Data Output | USB, RS232 |
| Printer Port | Parallel Port |
| Display | 7" Large Colourful LCD |
| Lamps | D2 & Tungsten Halogen Lamp |
| Detector | Silicone Photodiode |
| Power Supply | AC 220V / 50Hz |
| Dimensions & Weight | 590 × 475 × 250mm & 20 kg |