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ISO/TS 20281:2006PublishedWater quality — Guidance on statistical interpretation of ecotoxicity dataISO 20419:2018PublishedTreated wastewater reuse for irrigation — Guidelines for the adaptation of irrigation systems and practices to treated wastewaterISO 20426:2018PublishedGuidelines for health risk assessment and management for non-potable water reuseISO 20466:2024PublishedGuidance for performance grading of recovered reverse osmosis (RO) membranes for water reuseISO 20468-9:2025PublishedPerformance evaluation of treatment technologies for water reuse systems — Part 9: Guidelines and requirements for electro-chlorinationISO 20468-10:2025PublishedPerformance evaluation of treatment technologies for water reuse systems — Part 10: Guidelines for evaluation of dependability of treatment systemsISO 20468-8:2022PublishedGuidelines for performance evaluation of treatment technologies for water reuse systems — Part 8: Evaluation of treatment systems based on life cycle costISO 20468-6:2021PublishedGuidelines for performance evaluation of treatment technologies for water reuse systems — Part 6: Ion exchange and electrodialysisISO 20468-4:2021PublishedGuidelines for performance evaluation of treatment technologies for water reuse systems — Part 4: UV DisinfectionISO 20468-5:2021PublishedGuidelines for performance evaluation of treatment technologies for water reuse systems — Part 5: Membrane filtrationISO 20468-7:2021PublishedGuidelines for performance evaluation of treatment technologies for water reuse systems — Part 7: Advanced oxidation processes technologyISO 20468-3:2020PublishedGuidelines for performance evaluation of treatment technologies for water reuse systems — Part 3: Ozone treatment technologyISO 20468-2:2019PublishedGuidelines for performance evaluation of treatment technologies for water reuse systems — Part 2: Methodology to evaluate performance of treatment systems on the basis of greenhouse gas emissionsISO 20468-1:2018PublishedGuidelines for performance evaluation of treatment technologies for water reuse systems — Part 1: GeneralISO 20469:2018PublishedGuidelines for water quality grade classification for water reuseISO 20595:2018PublishedWater quality — Determination of selected highly volatile organic compounds in water — Method using gas chromatography and mass spectrometry by static headspace technique (HS-GC-MS)ISO 20596-2:2021PublishedWater quality — Determination of cyclic volatile methylsiloxanes in water — Part 2: Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS)ISO 20596-1:2018PublishedWater quality — Determination of cyclic volatile methylsiloxanes in water — Part 1: Method using purge and trap with gas chromatography-mass spectrometry (GC-MS)ISO/TS 20612:2007PublishedWater quality — Interlaboratory comparisons for proficiency testing of analytical chemistry laboratoriesISO 20665:2008PublishedWater quality — Determination of chronic toxicity to Ceriodaphnia dubiaISO 20666:2008PublishedWater quality — Determination of the chronic toxicity to Brachionus calyciflorus in 48 hISO 20670:2023PublishedWater reuse — VocabularyISO 20760-1:2025PublishedWater reuse in urban areas — Guidelines for centralized water reuse system — Part 1: Design principle of a centralized water reuse systemISO 20760-2:2025PublishedWater reuse in urban areas — Guidelines for centralized water reuse system — Part 2: Management of a centralized water reuse systemISO 20761:2018PublishedWater reuse in urban areas — Guidelines for water reuse safety evaluation — Assessment parameters and methods