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NA 119

DIN Standards Committee Water Practice

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Drafts of NA 119

Number: 107

DIN EN 12255-1 2023-08 Wastewater treatment plants - Part 1: General construction principles; German and English version prEN 12255-1:2023 More 
DIN EN 1717 2023-07 Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflow; German and English version prEN 1717:2023 More 
DIN EN ISO 23611-5 2023-07 Soil quality - Sampling of soil invertebrates - Part 5: Sampling and extraction of soil macro-invertebrates (ISO/DIS 23611-5:2023); German and English version prEN ISO 23611-5:2023 More 
DIN EN 1017 2023-07 Chemicals used for treatment of water intended for human consumption - Half-burnt dolomite; German and English version prEN 1017:2023 More 
DIN EN ISO 5667-3 2023-06 Water quality - Sampling - Part 3: Preservation and handling of water samples (ISO/DIS 5667-3:2023); German and English version prEN ISO 5667-3:2023 More 
DIN 4034-101 2023-06 Prefabricated concrete manholes, unreinforced, steel fibre and reinforced - Part 101: Evaluation of conformity for drains and sewers in addition to DIN EN 1917:2003-04 More 
DIN 4034-1 2023-06 Prefabricated concrete manholes, unreinforced, steel fibre and reinforced - Part 1: Requirements, test methods and marking for drains and sewers in addition to DIN EN 1917:2003-04 More 
DIN EN 1302 2023-06 Chemicals used for treatment of water intended for human consumption - Aluminium-based coagulants - Analytical methods; German and English version prEN 1302:2023 More 
DIN EN ISO 24212 2023-06 Remediation techniques applied at contaminated sites (ISO/DIS 24212:2023); German and English version prEN ISO 24212:2023 More 
DIN EN ISO 23611-2 2023-06 Soil quality - Sampling of soil invertebrates - Part 2: Sampling and extraction of micro-arthropods (Collembola and Acarina) (ISO/DIS 23611-2:2023); German and English version prEN ISO 23611-2:2023 More 

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