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NA 119

DIN Standards Committee Water Practice

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Drafts of NA 119

Number: 126

DIN EN 12255-7 2023-09 Wastewater treatment plants - Part 7: Biological fixed-film reactors; German and English version prEN 12255-7:2023 More 
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 14528 2023-01 Bidets - Functional requirements and test methods; German and English version prEN 14528:2022 More 
DIN EN 12255-8 2022-03 Wastewater treatment plants - Part 8: Sludge treatment and storage; German and English version prEN 12255-8:2022 More 
DIN EN 12255-5 2022-03 Wastewater treatment plants - Part 5: Lagooning processes; German and English version prEN 12255-5:2022 More 
DIN EN 12255-12 2022-03 Wastewater treatment plants - Part 12: Control and automation; German and English version prEN 12255-12:2022 More 
DIN EN 12255-3 2022-01 Wastewater treatment plants - Part 3: Preliminary treatment; German and English version prEN 12255-3:2021 More 
DIN EN 12255-4 2021-09 Wastewater treatment plants - Part 4: Primary treatment; German and English version prEN 12255-4:2021 More 
DIN EN 12255-9 2021-09 Wastewater treatment plants - Part 9: Odour control and ventilation; German and English version prEN 12255-9:2021 More 
DIN EN 12255-14 2021-08 Wastewater treatment plants - Part 14: Disinfection; German and English version prEN 12255-14:2021 More 

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