• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information
  • Climate change Standards and specifications support climate targets

    More information
  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information

Projects of NA 119

Document number Begin Title Comment
DIN EN ISO 19388 2025-04-04 Sludge recovery, recycling, treatment and disposal - Requirements and recommendations for the operation of anaerobic digestion facilities (ISO 19388:2023); German version EN ISO 19388:2025 More  Comment 
DIN EN 13598-1 2025-03-31 Plastics piping systems for non-pressure underground drains and sewers - Unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 1: Specifications for ancillary fittings and shallow chambers; German and English version prEN 13598-1:2025 More  Comment 
DIN EN 13598-2 2025-03-31 Plastics piping systems for non-pressure underground drains and sewers - Unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 2: Specifications for manholes and inspection chambers; German and English version prEN 13598-2:2025 More  Comment 
DIN EN ISO 5663 rev 2025-03-28 Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium More  Comment 
DIN EN 18268 2025-03-17 Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Citric Acid; German and English version prEN 18268:2025 More  Comment 
ISO/DIS 5667-3 2025-03-14 Water quality - Sampling - Part 3: Preservation and handling of water samples More  Comment 
ISO/DIS 5667-1 2025-03-14 Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques More  Comment 
ISO/AWI 5663 2025-03-14 Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with a metal catalyst More  Comment 
ISO 5667-4 2025-03-14 Water quality - Sampling - Part 4: Guidance on sampling from lakes, natural and man-made More  Comment 
ISO/AWI 21685 2025-03-11 Water quality - Method for detection of Norovirus in water using RT-nested PCR More  Comment 

TOP