CALCULATORS

Calculate the SAR of your irrigation water

The sodium adsorption ratio (SAR) measures the risk that sodium in irrigation water damages soil structure and permeability. It is calculated from the sodium, calcium and magnesium of the water and is a basic criterion for assessing irrigation or reclaimed water.

Sodium adsorption ratio (SAR)

Indicative result. For a diagnosis of your installation, measure continuously or contact us.

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How it is calculated

  • Sodium adsorption ratio (SAR): SAR = Na/√((Ca + Mg)/2) in meq/L. Above 3: caution for irrigation; above 9: soil structure damage.

Measure these data continuously

With our IoT probes, sensors and equipment you have the data in real time on any device, and the panel calculates this value on its own and warns you before problems appear.

Applications whose panel (dashboard) calculates it continuously: Wastewater reuse and reclamation (panel · ROI)

See the panel model · Applications · Langelier index

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