Dissolved Oxygen in Water

  • Oxygen levels in bioreactors or cell cultivation (together with our optical pH and temperature sensors)
  • Growth experiments of cells, microbes, fungi, plankton, aquatic animals and plants
  • General oxygen measurements in liquids

Oxygen Monitoring in Gas

  • General oxygen concentration measurements in ambient air or gaseous samples
  • Gas samples extracted e.g. from a sediment, soil, biofilm, bioreactor
  • Determination of oxygen content in sealed package samples

Solvent-Resistant Oxygen Sensors

  • Monitoring of oxygen during your reaction in pure or complex organic solvents
  • Determination of oxygen partial pressure in organic solvents

Respiration Rates

  • Respiration in enclosed sediments, soils or biofilms
  • Measurement of respiration of plants, animals, algae or fish


  • Oxygen measurements of enclosed sediment, soil, biofilm or plants


  • Oxygen measurements with real-time response in microfluidic chips
  • Chemical/enzymatic reactions
  • High-throughput screening
  • Lab-on-a-chip applications

Ultra-High Speed Sensors

  • Ultra-fast measurements in gas or aqueous samples with response times down to 0.3 sec
  • Eddy covariance / correlation measurements of oxygen fluxes

Underwater Solution

  • Pressure stable feed-through up to 4000 m depth
  • Variety of sensors for underwater applications


  • Applications in biogeochemistry
  • Biofilms 
  • Microbial mats
  • Microbial communities in extreme environments

Optical pH Sensors

  • General measurements in liquids
  • (Micro)Bioreactors
  • Aquaculture
  • Oceanography
  • Profiling in water
  • Environmental monitoring