NA 119

DIN Standards Committee Water Practice

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Drafts of NA 119

Number: 140

DIN EN ISO 10304-4 2021-08 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 4: Determination of chlorate, chloride and chlorite in water with low contamination (ISO/DIS 10304-4:2020); German and English version prEN ISO 10304-4:2020 More 
DIN 19751 2021-08 Soil quality - Requirements for corrosion protection measures on electricity pylons to protect the soil from pollutant inputs More 
DIN 4927 2021-08 Flanged steel rising pipes for raising of water - Nominal diameter 50 to 200 More 
DIN 19731 2021-07 Soil quality - Utilization of soil material and dredged material More  Read draft and comment
DIN EN 12255-10 2021-07 Wastewater treatment plants - Part 10: Safety principles; German and English version prEN 12255-10:2021 More  Read draft and comment
DIN EN 12255-6 2021-07 Wastewater treatment plants - Part 6: Activated sludge process; German and English version prEN 12255-6:2021 More  Read draft and comment
DIN EN 12255-13 2021-07 Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculation; German and English version prEN 12255-13:2021 More  Read draft and comment
DIN EN 12255-11 2021-07 Wastewater treatment plants - Part 11: General data required; German and English version prEN 12255-11:2021 More  Read draft and comment
DIN EN ISO 4373 2021-07 Hydrometry - Water level measuring devices (ISO/DIS 4373:2021); German and English version prEN ISO 4373:2021 More  Read draft and comment
DIN EN ISO 15874-2/A2 2021-06 Plastics piping systems for hot and cold water installations - Polypropylene (PP) - Part 2: Pipes - AMENDMENT 2: Impact test (ISO 15874-2:2013/DAM 2:2021); German and English version EN ISO 15874-2:2013/prA2:2021 More  Read draft and comment