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NA 119

DIN Standards Committee Water Practice

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Projects of NA 119

Number: 438

DIN 19642-2 2025-09-30 Procedures, Construction Products, and Materials for the Repair of Non-Accessible Sewer Channels – Part 2: Assessment of Conformity for Repair Procedures by Injection More  Comment 
DIN 19642-3 2025-09-30 Procedures, Construction Products, and Materials for the Repair of Non-Accessible Sewer Channels and Pipes – Part 3: Repair by Injection More  Comment 
DIN EN 17152-1 2025-09-29 Plastics piping systems for non-pressure underground conveyance and storage of surface water - Boxes used for infiltration, attenuation and storage systems - Part 1: Specifications for boxes made of PP and PVC-U; German version FprEN 17152-1:2026 More  Comment 
DIN EN 17151-1 2025-09-29 Plastics piping systems for non-pressure underground conveyance and storage of surface water – Part 1: Test method for determination of long-term compression strength of boxes; German version FprEN 17151-1:2026 More  Comment 
ISO/CD TS 23818-4 2025-09-22 Assessment of conformity of plastics piping systems for the rehabilitation of existing pipelines - Part 4: Thermoplastic composite materials More  Comment 
DIN ISO 18400-206 2025-09-11 Soil quality - Sampling - Part 206: Collection, handling and storage of soil under aerobic conditions for the assessment of microbiological processes, biomass and diversity in the laboratory (ISO 18400-206:2018) More  Comment 
ISO/AWI 25967 2025-09-01 Guidelines for collection and biological deodorization of odors during sludge disposal More  Comment 
DIN EN 00230475 2025-09-01 Water quality - Determination of selected per- and polyfluoroalkyl substances in wastewater - Method using liquid chromatography/tandem-mass spectrometry (LC-MS/MS) More  Comment 
DIN EN ISO 23161 rev 2025-08-28 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method More  Comment 
DIN EN ISO 25806 2025-08-27 Water quality — Guidance on field and laboratory procedures for aquatic macroinvertebrate sample preservation for DNA based analyses More  Comment 

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