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NA 119

DIN Standards Committee Water Practice

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Projects of NA 119

Number: 442

DIN EN ISO 21251 2024-01-16 Guidance for estimating organic carbon stocks in soils according to their biogeochemical stability or or residence time More  Comment 
ISO/AWI TR 7035-1 2024-01-11 Design and asset management of DIP for water application - Part 1: Asset management More  Comment 
DIN EN 12666-1 2023-12-14 Plastics piping systems for non-pressure underground drains and sewers – Polyethylene (PE) – Part 1: Specifications for pipes, fittings and the system; German version EN 12666 1:2026 More  Comment 
ISO/TS 21738 2023-12-08 Water quality - Active biomonitoring method with in situ caged benthic amphipods More  Comment 
DIN EN ISO 5667-15 2023-12-01 Water quality - Sampling - Part 15: Preservation and handling of samples of sludge, sediment and suspended matter (ISO/FDIS 5667-15:2026); German version FprEN ISO 5667-15:2026 More  Comment 
ISO/DIS 27917 2023-11-24 Carbon dioxide capture, transportation and storage - Vocabulary - Cross cutting terms More  Comment 
DIN 19938-1 2023-11-23 Seals for socket joints in ductile iron or steel pipelines for water supply - Requirements and tests More  Comment 
DIN EN 12485 2023-11-13 Chemicals used for treatment of water intended for human consumption - Calcium carbonate, high-calcium lime, half-burnt dolomite, magnesium oxide, calcium magnesium carbonate and dolomitic lime - Test methods; German version EN 12485:2026 More  Comment 
DIN EN ISO 16703 2023-11-11 Environmental solid matrices - Determination of hydrocarbon content in the range of C₁₀ to C₄₀ by gas chromatography (ISO/DIS 16703:2024); German and English version prEN ISO 16703:2024 More  Comment 
DIN EN ISO 23611-1 2023-11-01 Soil quality – Sampling of soil invertebrates – Part 1: Hand-sorting and extraction of earthworms (ISO/FDIS 23611-1:2026); German version FprEN ISO 23611-1:2026 More  Comment 

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