The Double Beam UV-Visible Spectrophotometer TU-1901 Plus (manufactured by Beijing Purkinje General Instrument Co.) is a high-precision, benchtop analytical instrument. It is heavily utilized across organic chemistry, biochemistry, and pharmaceutical sectors.
Key Specifications & Features
- Optical System: Real double-beam dynamic feedback proportional metering system for exceptional baseline stability and low noise.
- Wavelength Range: Typically 190 nm to 1100 nm.
- Wavelength Accuracy: ± 0.3 nm, with a repeatability of ≤ 0.1 nm.
- Stray Light: Ultra-low stray light (often 0.010% T) for highly accurate quantitative and qualitative analysis.
- Light Source: Equipped with pre-aligned, plug-type imported deuterium and tungsten lamps that allow switching without optics debugging.
- Modes: Basic photometric measurement, spectral scanning, kinetics, multi-wavelength testing, and DNA/Protein analysis.
