Chemical Oxygen Demand (COD)

Chemical Oxygen Demand

COD spectrometer
COD spectrometer


GO-Sys_ISA is a spectrometer working in the wavelength range of 200-720nm (UV). Each measurement gives an absorption spectra over the whole wavelength range.

The GoSys_isa can be used to measure COD, TOC, Nitrate and other parameters.

  • multi-application
  • multi-parameter options
  • no reagent costs
  • air-cleaning option
  • special lens coating for long-term deployment
  • adjustable measuring path

COD test kits

Macherey and Nagel manufacture a range of benchtop and portable photometers and test kits available from Envitech Ltd in the UK.

This range covers a variety of water and wastewater parameters including Chemical Oxygen Demand. All of the photometers can measure COD, right down to the PF3-COD, the most compact photometer in the range.

COD test kits
COD test kits

COD tests require a digestion phase, we can supply heating blocks from Macherey Nagel for COD applications. The MN range includes mini portable heating blocks, and other blocks for specific applications.

We are more than happy to help identify the best way to measure specific parameters in different applications

You can Fill in our Application Survey contact form to let us know more details about your monitoring requirements.