UV Visible Spectrophotometer
WLS-UV1900 , WLS-UV1901SB , WLS-UV1900SBS
1900 series UV-Vis spectrophotometer is designed to meet high requirement for precision measurement in the research and production of organic chemistry, biochemistry, medical testing, food testing, environmental protection, water testing industry, etc. The latest ARM system and long optical system ensure high accuracy and stability of the instrument. They are the best choice of high-quality spectrophotometer.
About the product
1900 series UV-Vis spectrophotometer is designed to meet high requirement for precision measurement in the research and production of organic chemistry, biochemistry, medical testing, food testing, environmental protection, water testing industry, etc. The latest ARM system and long optical system ensure high accuracy and stability of the instrument. They are the best choice of high-quality spectrophotometer.
Features & Benefits
- The innovative optical layout and state of art mono- chromator with highgrade blazed holographic grating ensure accuracy. Its integrated design assures long term stability and durability
- The precisely aligned detector and quality deuterium and halogen lamps enhance the precision across the UV / Vis spectrum starting from 190 nmand into the near-infrared 1100nm
- The two detectors are used to measure sample and reference respectively and simultaneously for optimizing measurement accuracy
- Lamp Selection enables conserving the life of D2 & Tungsten lamps.Real time clock for date & time stamping of results
- Big LCD display. (320 x 240 Dots Matrix)
- Basic Mode, Quantitative, Kinetics, Multi – Wavelength, WavelengthScan, DNA / Protein Test &Utility
Product Specifications
| Model | WLS-UV1900 | WLS-UV1901SB | WLS-UV1900SBS |
| Optical System | Double Beam, Grating 1200 lines/mm | ||
| Wavelength Range | 190 nm - 1100nm | ||
| Spectral Bandwidth | 2nm | 1 nm | 0.5/1/2/4/5 nm |
| Wavelength Accuracy | 0.3nm | ||
| Wavelength Repeatability | 0.1nm | ||
| Photometric Accuracy | ±0.3%T(0~100%T) | ||
| Photometric Repeatability | 0.1%T(0~100%T) | ||
| Photometric Range | -0.3A~ 3A | ||
| Stray light | 0.05%T | ||
| Stability | <=±0.0004 | ||
| Baseline Flatness | ±0.001A | ||
| Noise | 0.0005 A | 0.0003 A | |
| Scanning Speed | Fast, Mid, Slow | ||
| Wavelength Setting | Auto | ||
| Light Source | Imported Deuterium &Tungsten lamp | ||
| Display | 320*240 LCD | ||
| Photometric Mode | T, A, C, E | ||
| Detector | Imported Silicon Photodiode | ||
| Output | USB port & Parallel port (Printer) | ||
| Power | AC 220V/50Hz or AC 110V/60Hz | ||
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