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Oxygen enrichment
Oxygen is the most important oxidation agent in the context of water treatment. In addition, a sufficient oxygen content is relevant for the drinking water quality and for the…
Radioactive and anthropogenic substances
Naturally radioactive substances (radon, uranium) as well as anthropogenic substances such as pharmaceuticals, fertilisers and pesticides as well as…
Nanofiltration and Reverse osmosis (RO)
Reverse osmosis is a pressure-driven physical process for separating liquids and substances dissolved in them. They are used in particular at saltwater…
Membrane processes
The following processes are grouped together under membrane processes:
Microfiltration (MF) Ultrafiltration (UF) Nanofiltration (NF) Reverse osmosis (RO)
Micro- and…
Centralised softening of drinking water
In the last years centralised softening of drinking water is increasingly being discussed and realised - in particular in areas with a high hardness level…
Deacidification
Excess carbonic acid (carbon dioxide) often occurs in natural groundwater or spring water. This water is referred to as acidic water. Contents of up to 100 mg/l CO2 are…
Arsenic removal
In addition to iron and manganese, arsenic is another trace substance that occurs especially in reduced groundwater (deep water). Arsenic contamination of drinking water occurs…
Demanganisation
The limit value for manganese in drinking water is 0.05 mg/l. This low value is not based on health considerations but primarily serves to protect the distribution network from…
Iron Removal
Drinking water with an iron content of more than 0.2 mg/l must be treated, even if iron does not pose an immediate health risk.
Iron impairs the sensory quality of drinking…
