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NA 119

DIN Standards Committee Water Practice

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Projects of NA 119

Number: 406

ISO/DIS 13647 2022-03-29 Water quality - Enumeration of culturable microorganisms - Colony count by spread plate inoculation on R2A medium More  Comment 
DIN CEN/TR 17993 2022-03-22 Calibration and accuracy of non-catching precipitation measurement instruments More  Comment 
DIN EN 18097 2022-03-22 Hydrometry - Measurement of precipitation intensity - Metrological requirements and test methods for non-catching type rain gauges; German version EN 18097:2025 More  Comment 
ISO/AWI TR 24594 2022-02-21 Service activities relating to drinking water supply, wastewater and stormwater systems - Water loss management good practice More  Comment 
DIN 4034-101 2022-02-09 Prefabricated concrete manholes, unreinforced, steel fibre and reinforced - Part 101: Evaluation of conformity for drains and sewers in addition to DIN EN 1917:2003-04 More  Comment 
DIN EN ISO 11074 2021-10-07 Soil quality - Vocabulary (ISO 11074:2025); German version EN ISO 11074:2025 More  Comment 
DIN EN 1717 2021-09-27 Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflow; German version EN 1717:2025 More  Comment 
ISO/DTS 24593 2021-09-02 Establishment of a master plan for water supply - Evaluation of water demand More  Comment 
DIN CEN/TR 16110 rev 2021-08-30 Characterization of waste - Guidance on the use of ecotoxicity tests applied to waste More  Comment 
DIN EN 15074 2021-07-29 Chemicals used for treatment of swimming pool water - Ozone; German version FprEN 15074:2025 More  Comment 

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