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NA 119

DIN Standards Committee Water Practice

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Projects of NA 119

Number: 449

DIN EN ISO 22391-3 rev 2026-03-16 Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 3: Fittings More  Comment 
DIN EN ISO 22391-5 rev 2026-03-16 Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 5: Fitness for purpose of the system More  Comment 
ISO/AWI 25616 2026-03-13 Water quality - Determination of total microcystins in surface water by pre-oxidation and LC-MS/MS More  Comment 
ISO/AWI 26488 2026-03-11 Water quality - Extraction of aquatic environmental DNA (eDNA) from filters More  Comment 
ISO/AWI 22391-1 2026-03-10 Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 1: General More  Comment 
ISO/AWI 22391-5 2026-03-10 Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 5: Fitness for purpose of the system More  Comment 
ISO/AWI 22391-3 2026-03-10 Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 3: Fittings More  Comment 
ISO/AWI 22391-2 2026-03-10 Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 2: Pipes More  Comment 
ISO/AWI TR 27937 2026-03-10 Metering, Measurement and Quantification Issues Arising Between and Across Elements of a Carbon Dioxide Capture, Transport and Storage Supply Chain More  Comment 
ISO/CD 20595 2026-03-09 Water quality - Determination of selected highly volatile organic compounds in water - Method using gas chromatography and mass spectrometry by static headspace technique (HS-GC-MS) More  Comment 

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