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Disinfection

Projects

Health
Microbial safety
AMVD Reference Document revision

Dutch drinking water utilities need to demonstrate that drinking water is safe and does not spread any infectious diseases. To this end, they establish for each drinking water treatment process an Analysis of Microbial Safety of Drinking…

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Health
Microbial safety
Alternatives to post-disinfection with chlorine dioxide

In this project, we are investigating alternatives to post-disinfection with chlorine dioxide. The aim is to acquire an understanding of the benefits and drawbacks of the available alternative…

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Biological activity
Circular Rain

With Circular Rain we are investigating the innovative storage, purification and use of rainwater. By buffering and simultaneously purifying harvested rainwater, a variety of useful applications can be envisaged for the water. Technology EWB has developed an…

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Health
Emerging contaminants
Nitrogen labelling

Among the reasons analytical chemistry is important for the drinking water sector, is the latter’s need for unequivocal identification of nitrogenous by-products and for toxicological risk assessment of the formed products. The objective of this project is…

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Enabling technologies
Innovative water treatment technologies
Circular water provision for horticulture: Water in the greenhouse

Water supply is of crucial importance for greenhouse horticulture. An adequate supply of fresh (irrigation) water has to be available – during dry periods as well – and…

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Enabling technologies
Innovative water treatment technologies
Multi-Source, Single-Stage, Full-Stream RO

The objective is a tested Multi-Source, Full-Stream RO concept, with minimal pre- and post-treatment (single stage), which uses flexible water sources and produces water of impeccable quality. The concept is researched in…

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Enabling technologies
Innovative water treatment technologies
Innovative drinking water treatment

At its new drinking water plant in Andijk, PWN is applying self-developed innovations based on ion exchange (Suspended Ion Exchange, or SIX®) and ceramic membrane filtration (CeraMac®). Combined with existing UV technologies…

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Experts

Prof. Gertjan Medema PhD
Principal microbiologist
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Prof. Gertjan Medema PhD

Principal microbiologist

Gertjan Medema is Principal Microbiologist at KWR. He is also part-time professor of Water & Health at Delft University of Technology, and Distinguished Hannah Visiting Professor at Michigan State University.…

030-6069653

Gertjan.Medema@kwrwater.nl

06-25032597

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News

Blog

IUVA World Congress 2021

14 June 2021 — Every two years the International UV Association (IUVA) organizes a world congress. Last year, due to Covid, the…

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Column

Membranes: opportunities and challenges in wastewater reuse

08 October 2018 — Recycling municipal wastewater offers a reliable and sustainable solution to cities and regions facing water shortages. California and…

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Water Sector

Next step in research on L. pneumophila growth conditions

19 January 2017 — KWR has taken an extra step in our understanding of the conditions that favour the growth of L.…

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Article

On the way to ‘biologically stable’ drinking water

01 January 2015 — In 2015, within the joint research programme for the water companies, KWR worked on the further development of…

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