SL 342

Double Beam UV-VIS Spectrophotometer

High Performance to meet the diverse applications

SL-342 Multipurpose UV-Visible Spectrophotometer (1nm bandwidth) with Built-in PC and 7 inch high resolution touch screen offers wavelength scanning from 190-1100nm. The high-quality instrument is ideal for routine QA/QC applications.
Applicable Industries
Double Beam
  • 7 inch High Resolution Touch Screen LCD Color Graphical Display with Built in PC
  • Supports USB-Pen Drive to Store/Retrieve Mass Spectral Data
  • Smallest form factor Double Beam Spectrophotometer
  • Built in Windows® Based PC Control
  • Measuring Modes – % Transmittance (%T), Absorbance (Abs), Concentration (CONC) by K-factor and Multi Standards
  • Stand alone unit offers an advanced technology with data processing features for Scanning, Discrete Wavelength, Concentration determination by standards and ε-factor method, k-factor, multi standards, Time scan with minimum time interval of 1.0 sec, Auto-zero facility, Self check and Self diagnostic modes.
  • Data in the form of graph and table can be printed directly on to a printer.
  • Supports USB printing with PCL 5e class printers
  • Networking Connectivity through TCP/IP Interface
  • Optional : Variable Bandwidth with incremental steps of 0.5 nm
Range190 to 1100 nm or
340 to 1100 nm
Bandwidth1 nm 
Readability / Resolution0.1 nm
Accuracy± 0.3 nm
Repeatability± 0.2 nm
System Double beam optics
Range ± 4 Abs
Accuracy ± 0.005 Abs at 1.0 Abs
± 0.010 Abs at 1.5 Abs
Repeatability ± 0.002 Abs at 1.0 Abs
Stability (Baseline) 0.003 Abs/hr. after 2 hour warm-up
Stray Light <0.05% T at 220 nm with NaI 10g/L
%T 0.01
Abs 0.0001
Pre aligned Deuterium Lamp (D2) & Tungsten (W) Halogen Lamp
Silicon Photo Diode
Czerny Turner with Concave holographic grating (1200 lines/mm)
Standard Fixed 10mm path length Holders for Reference and Sample.
Optional Fixed multi path cuvette holders for Reference and Sample accommodating 10mm to 100 mm cuvettes.
Fixed cuvette holder for Reference and 6 Position motorized 10 mm path cell holder for Sample.
Fixed cuvette holder to accommodate micro cuvettes.
With Instrument 10 mm Path length Cuvettes, Built in UV VIS Spectratreats® Software.
At extra Cost Multi Path length Cuvette holder, 10 mm, 20 mm, 40 mm, 50 mm and 100 mm Path length Cuvettes, Micro Cuvettes, USB Pen Drive and Printer


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