Scanning UV-Visible Spectrophotometer

SL-159 Single Beam Microprocessor based Scanning UV-Visible Spectrophotometer

SL-159 Single Beam Microprocessor based Scanning UV-Visible Spectrophotometer. The lower-cost high-quality instrument is ideal for Acedamic & Routine QA/QC applications.

Salient Features

  • Scanning Single beam UV-Visible Spectrophotometer
  • Compact, Modular & Ergonomically designed.
  • Fully Automatic, user friendly and menu driven.
  • Automatic Wavelength Calibration, Selection of Wavelength and Positioning of the sample holder.
  • Automatic 6 position cuvette holder for 10 mm path length cuvettes.
  • Measurment Modes : Photometric, Spectrum, Time Scan, Concentration
  • Automatic calibration and programable wavelength for lamp change over
  • Lamp selection enables conserving the life of the lamps
  • Microprocessor based with Printer Interface
  • Data in the form of graph and table can be printed directly on to a printer.
  • Can work as a stand-alone instrument or as a PC-controlled instrument through via USB
TECHNICAL SPECIFICATIONS
SPECTRAL
Range 190 to 1100 nm
Bandwidth 2 nm
Readability 0.1 nm
Accuracy ± 0.5 nm
Repeatability ± 0.2 nm
PHOTOMETRIC
Range ± 2.500 Abs
Accuracy ± 0.005 Abs at 1.0 Abs
± 0.010 Abs at 1.5 Abs
Repeatability ± 0.003 Abs at 1.0 Abs
Stability (Baseline) ± 0.003 Abs/hr. after 2 hour warm up
Stray Light <1% T at 200 nm with KCl 12g/L
<1% T at 220 nm with NaI 10g/L
Readability
%T 0.01
Abs 0.0001
MONOCHROMATOR
Czerny – Turner type with 1200 lines/mm Holographic Diffraction Grating
LIGHT SOURCE
Deuterium Lamp (D2) & Tungsten (W) Halogen Lamp
DETECTOR
Silicon Photo Diode
PC CONNECTIVITY
USB Interface
DATA PROCESSING
Standalone Spectrum, Discrete Wavelength, Concentration, ε – Factor, Time Scan, Auto Zero and Printing.
PC Mode Spectrum, Discrete Wavelength, Concentration, ε – Factor, Time Scan, Enzyme Kinetics, Overlay, Ratiometric, Peak Picking, Upto 4th order Derivative, Spectra Zooming, Smoothing, Data Saving & Retrieving, Auto Zero facility
and Printing