Wastewater treatment and treatment are our competence

Routinier in the field of wastewater treatment

The iron and aluminium salts from Ferro Duo are used worldwide in a variety of ways for the treatment of wastewater, for example for phosphate and hydrogen sulphide elimination as well as for chromate reduction or the decolouration of industrial wastewater. For example digester gases or biogas are desulphurised so that health risks are avoided and longer machine running times are achieved.

Use of the Ferro Duo iron and aluminium products

  • Phosphate precipitation (ferrous sulphate, ferrous chloride solution)
  • Hydrogen sulphide elimination: digester gas /biogas treatment
  • avoidance of odour nuisance in sewers


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