Redox electrode acc. to Mansfeldt

In-situ monitoring of redox potential (EH, ORP) in soils

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Redox probe: Measures the redox potential (EH, ORP) in soils, permanent application in field or laboratory, even under water-saturated conditions

  • Special design for permanent application in soils
  • Small dimensions
  • Application in field and laboratory
  • Normalized platinum surface for improved reproducibility
  • Mobile readout or stationary using the connection module for enviLog
  • Designed by Prof. Dr. Mansfeldt, University of Cologne
Measuring range: -1 ... +1 V
Resolution: 1 mV
Platinum rod  
Material: 99,95 % Pt, hard drawn
Length: L = 5 mm
Diameter: 1 mm
Material: Carbon fiber
Length: 30 cm, other lengths available on request
Diameter: 6 mm
Length: 3 m, other lengths avalable on request
Literature with reference to this product:
  • Mansfeldt, T. (2003): In situ long-term redox potential measurements in a dyked marsh soil; J. Plant Nutr. Soil Sci., 166, 210-219.
  • Mansfeldt, T. (2004): Redox potential of bulk soil and soil solution concentration of nitrate, manganese, iron, and sulfate in two Gleysols; J. Plant Nutr. Soil Sci., 167, 7-16.
  • Weigand H., T. Mansfeldt, S. Wessel-Bothe & C. Marb (2005): Bulk soil redox potential and arsenic speciation in the pore water of fen soils; in W. Skierucha & R.T. Walcak (eds.): Monitoring and modelling the properties of soil as a porous medium: the role of soil use; International conference, Lublin; 44-46.
  • Dorau, K. & T. Mansfeldt (2016): Comparison of redox potential dynamics in a diked marsh soil: 1990 to 1993 versus 2011 to 2014; J. Plant Nutr. Soil Sci., 179, 641-651.
  • Wang, J. et al. (2018): Characterizing redox potential effects on greenhouse gas emissions induced
    by water-level changes. Vadose Zone J. 17:170152. doi:10.2136/vzj2017.08.0152.
  • Dorau et al. (2020): Climate change and redoximorphosis in a soil with stagnic properties; Catena 190:104528.