Double Beam UV-VIS Spectrophotometer

Our high performance efficient Double Beam UV-VIS Spectrophotometers are specialized with detectors that give absolute measurements without taking much of your time. These are rugged and efficient devices that can ease up your work for many years to come. The perfectly designed Double Beam UV-VIS Spectrophotometers successfully realizes high accuracy and reliability measurement to meet various application requirements.

Salient Features

  • Wide wavelength range, satisfying requirements of various fields
  • Fully automated design, realizing the simplest measurement & satisfying the requirements of pharmacopoeia.
  • Maximum of 9 wavelengths & 7 samples scan be measured at one time.
  • Automatic change-over between W lamp & D 2 lamp
  • Optimized optics and large scale integrated circuits design, light source and receiver from world famous measurement all add up to high performance and reliability
  • Rich measurement methods: wavelength scan, time scan, multi-wavelength determination, multi-order derivative determination, double-wavelength method and triple-wavelength method etc., meet different measurement requirement.
  • Automatic 10mm 8-cell holder
  • Data output can be obtained via a printer port and a RS-232 interface
  • Parameters and data can be saved for user's convenience
  • PC controlled measurement can be achieved for more accurate and flexible requirement


Measurement Methods

  • Wavelength scan
  • Time scan
  • Multi-wavelength determination
  • Multi-order derivative determination
  • Double-wavelength method
  • Triple-wavelength method


  • Biochemical research and industry
  • Pharmaceutical analysis and production
  • Education
  • Environmental protection
  • Food industry
  • Clinical examination
  • Sanitation
  • Ant epidemic and many more

Additional Information

Product Code Double Beam UV-VIS S


Wavelength Range 190-1100 nm
Spectral Bandwidth 1 nm
Working Mode T,A,C,E
Optical System Double beam
Scanning Speed Fast / Medium / Slow
Photometric Range ±0.3 - 3.5 A, 0 to 220 %T
Wavelength Accuracy ±0.3 nm
Wavelength Reproducibility < 0.10 nm
Photometric Accuracy ±0.3% T (0-100% T) ±0.002 A (0-0.1 A)
Photometric Reproducibility < 0.15 % T
Stray Light < 0.1% T (Nal. 220nm, NaNO2 340 nm)
Baseline Flatness ±0.002 A
Stability < 0.001A/h (at 500 nm, after warming up)
Noise ±0.001A (at 500 nm)
Detector Dual Silicon Photodiode
Display 6 inches high light blue LCD
Weight 26 Kg
Dimensions 630 x 470 x 210 mm
Power AC : 220V±10%, 50 Hz.
Glass Cells 16 No.
Quartz Cells 4 Nos.
Fuse 3 Nos.
Instrument Cover 1 No.
Software CD 1 No.
RS 232 Cable 1 No.
Operation Manual 1 No.