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ČSN is a protected designation of Czech national technical standards.
Wastewater treatment plants - Part 1: General design and construction principles
Standard published on 1.4.2025
Selected format:Wastewater treatment plants - Part 3: Preliminary treatment
Standard published on 1.12.2024
Selected format:Wastewater treatment plants - Part 4: Primary settlement
Standard published on 1.10.2023
Selected format:Wastewater treatment plants - Part 5: Lagooning processes
Standard published on 1.6.2024
Selected format:Wastewater treatment plants - Part 6: Activated sludge process
Standard published on 1.6.2024
Selected format:Wastewater treatment plants - Part 7: Biological fixed-film reactors
Standard published on 1.3.2003
Selected format:Wastewater treatment plants - Part 8: Sludge treatment and storage
Standard published on 1.8.2024
Selected format:Wastewater treatment plants - Part 9: Odour control and ventilation
Standard published on 1.8.2024
Selected format:Wastewater treatment plants - Part 10: Safety principles
Standard published on 1.12.2023
Selected format:Wastewater treatment plants - Part 11: General data required
Standard published on 1.1.2024
Selected format:Latest update: 2026-07-03 (Number of items: 2 286 013)
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