Plastic suction cups

Plastic suction lysimeters – Soil water extraction

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Extracts soil solution to analyze inorganic solutes e.g., cadmium, lead, arsenic, antimony and phosphate); suitable also for all major nutrients (alkali metal and alkaline earth metals, nitrates, sulphates etc.- Suction cups product finder)

  • Suitable for inorganic solutes with high sorption coefficients
  • Heavy metals (Cd, Pb, Zn), metalloids (As, Sb) and phosphates
  • High hydraulic conductivity
  • High bubble point
  • Open-grained polyethylene-structure acts as a protective sleeve for optimal hydraulic connectivity to the water-filled soil pores
Material: Polyamide membrane
Bubble Point: ≥ 1,000 hPa 
Pore size: 0,45 μm
Length: 90 mm
Diameter: 32 mm
Material: PVC
Length: as required (all lengths available)
Material: Polyamide resp. PTFE
Length: 1 m; other lengths available on request
Diameter: 4/2 mm (outer/inner)
  • Wessel-Bothe, S. (2002): Simultaner Transport von Ionen unterschiedlicher Matrixaffinität in Böden aus Löss unter Freilandbedingungen – Messung und Simulation; Bonner Bodenkundl. Abh.; Bd. 38; 218 S.
  • Rais, D., B. Nowack, R. Schulin & J. Luster (2006): Sorption of Trace Metals by Standard and Micro Suction cups in the Absence and Presence of Dissolved Organic Carbon; J. Environ. Qual. 35: 50-60.
  • Weber, F.-A., A. Voegelin, R. Kaegi & R. Kretzschmar (2009): Contaminant mobilization by metallic copper and metal sulphide colloids in flooded soil; Nature Geoscience 2: 267-271.