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Visible Scanning Spectrophotometer
Visible Scanning Spectrophotometer
Visible Scanning Spectrophotometer Visible Scanning Spectrophotometer
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Visible Scanning Spectrophotometer

Item# 5021-SUCO

This fully programmable spectrophotometer with 5nm accuracy and push button, digital key pad wavelength change can accept cuvets up to 50 mm. It comes with a 4-cell square 10 mm path length cuvet changer, set of two optical glass square cuvets, manual and dust cover.


  • All digital, fully programmable
  • Accepts cuvets up to 50 mm path-length
  • Self-calibration feature: instrument can perform an automated system check and calibration covering: bulb, filter positioning, and wavelength check
  • Utility folder: from the list, the user can select recalibrate system, check dark current for diagnostic purposes, reset time, and more
  • USB and RS232 ports
  • The wide path length and optional accessories make this unit ideal for water testing, environmental and petroleum industry testing
  • Features optional Windows based application software for easy data collection and application expansion ranging from wavelength scanning to standard curve, kinetics, Abs. and %T
  • User can define the scanning range, starting and ending wavelength, or do a full visible wavelength range scan from 325-1000 nm
  • Capable of storing and recalling up to 200 standard curves and 500 test data results in its integrated memory
  • Program test and workflow management
  • Memorize the settings of last test, wavelength, settings, filter, etc


  • Bandpass: 5 nm
  • Monochromator: single beam, grating system 1200 lines/mm
  • Wavelength range: 325-1000 nm
  • Wavelength accuracy: ±2 nm
  • Wavelength repeatability: ±1 nm 
  • Stray light: < 0.3%T at 340 & 400 nm
  • Photometric range: 0-125%T  -0.3 -2.5A -9999 to 9999 
  • Photometric accuracy: ± 0.004 A at 0.5 A
  • Data output: RS232C
  • Light source: tungsten halogen lamp
  • Power requirements: 110V/50Hz, 230V/60Hz switchable
  • Cuvette holder: 4 position cell holder 

Manufacturer warranty: 1 year

Voltage Preview
Water-Jacketed Cell Holder Water-Jacketed Cell Holder
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This is a water-jacketed 10mm single cell holder with base and panel for temperature control applications (requires water bath).  

Long Path Cell Holder Long Path Cell Holder
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Longpath four-position cell holder for up to 50mm rectangular cuvettes. Accessory for 0021-SUCO, 1021-SUCO, and 5021-SUCO spectrophotometers.


Universal Test Tube Holder Universal Test Tube Holder
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Universal test tube holder with base for 8-25mm diameter test tubes including COD.

Single Cell Holder Single Cell Holder
(sold seperately)

Single cell holder with base for 10mm square cuvettes. 

Cell Holder for Square Cuvettes Cell Holder for Square Cuvettes
(sold seperately)

This 4-position cell holder for 10mm square cuvettes is an accessory for visible spectrophotometers. 

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