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CEN ISO/TR 22707:2025

Sludge recovery, recycling, treatment and disposal - Information on the processes and technologies for inorganic substance and nutrient recovery (ISO/TR 22707:2023)

General information

Valid from 15.08.2025
Base Documents
ISO/TR 22707:2023; CEN ISO/TR 22707:2025
Directives or regulations
None

Standard history

Status
Date
Type
Name
15.08.2025
Main
This document provides information on the processes and technologies for inorganic substance and nutrient recovery from sludge.
This document is applicable to sludge and products from urban wastewater collection systems, night soil, wastewater treatment plants for urban and similar industrial waters. It includes all sludge that can have either similar environmental or health impacts, or both.
Hazardous sludge from industry and dredged sludge are excluded from this document.

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