NA 119

DIN Standards Committee Water Practice

About NAW

The DIN Standards Committee Water Practice (NAW) is responsible for the standardization in the concise field of water-related aspects and promotes the propagation and application of these standards. The technical work is performed in the committees Environment (waste, soil and water quality), Water engineering, Water supply and Waste water engineering. The NAW takes care of the national contribution to European and International standardization in these fields.

How is NAW composed?

Contact

DIN e. V.
Dr.

Andrea Fluthwedel

Saatwinkler Damm 42/43
13627 Berlin

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New projects
Document number Begin Title
DIN EN 12201-1 2021-01-05 Kunststoff-Rohrleitungssysteme für die Wasserversorgung und für Entwässerungs- und Abwasserdruckleitungen - Polyethylen (PE) - Teil 1: Allgemeines More  Comment 
DIN EN 12201-2 2021-01-05 Kunststoff-Rohrleitungssysteme für die Wasserversorgung und für Entwässerungs- und Abwasserdruckleitungen - Polyethylen (PE) - Teil 2: Rohre More  Comment 
DIN EN 12201-3 2021-01-05 Kunststoff-Rohrleitungssysteme für die Wasserversorgung und für Entwässerungs- und Abwasserdruckleitungen - Polyethylen (PE) - Teil 3: Formstücke More  Comment 

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Current Draft Standards
Document number Edition Title
DIN EN ISO 11295 2021-03 Plastics piping systems used for the rehabilitation of pipelines - Classification and overview of strategic and operational activities (ISO/DIS 11295:2021); German and English version prEN ISO 11295:2021 More 
DIN EN 936 2021-03 Chemicals used for treatment of water intended for human consumption - Carbon dioxide; German and English version prEN 936:2021 More 
DIN 3599 2021-01 Solid - GC-MS-Screening - Qualitative and semi-quantitative analysis More  Read draft and comment

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New publications
Document number Edition Procedure Title
DIN EN ISO 17155 2021-02 Standard Soil quality - Determination of abundance and activity of soil microflora using respiration curves (ISO 17155:2012); German version EN ISO 17155:2020 More  Order from Beuth Verlag
DIN EN ISO 20130 2021-02 Standard Soil quality - Measurement of enzyme activity patterns in soil samples using colorimetric substrates in micro-well plates (ISO 20130:2018); German version EN ISO 20130:2020 More  Order from Beuth Verlag
DIN EN ISO 14239 2021-02 Standard Soil quality - Laboratory incubation systems for measuring the mineralization of organic chemicals in soil under aerobic conditions (ISO 14239:2017); German version EN ISO 14239:2020 More  Order from Beuth Verlag

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Documents withdrawn without replacement
Document number Deadline for comments Title
DIN EN 938/A1 2021-02-28 Chemicals used for treatment of water intended for human consumption - Sodium chlorite; German and English version EN 938:2016/prA1:2019 More  Comment 
DIN 38414-24 2021-03-31 German standard methods for the examination of water, waste water and sludge - Sludge and sediments (group S) - Part 24: Determination of polychlorinated dibenzodioxins (PCDD) and polychlorinated dibenzofuranes (PCDF) (S 24) More  Comment 
DIN ISO/TS 17924 2021-03-31 Soil quality - Assessment of human exposure from ingestion of soil and soil material - Guidance on the application and selection of physiologically based extraction methods for the estimation of the human bioaccessibility/bioavailability of metals in soil (ISO/TS 17924:2007) More  Comment 

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