ISO/CD 19658
Sludge recovery, recycling, treatment and disposal — Protocol for validating methods for physical properties of sludge
Reference number
ISO/CD 19658
Edition 1
Committee Draft
ISO/CD 19658
A draft is being reviewed by the committee.


This international standard is intended to provide a protocol for the interlab validation of methods for the characterization of sludge/biosolids physical properties considered that in most cases fresh sludge samples cannot be circulated to several laboratories in different countries for validation purposes as uncontrolled variations of their characteristics would occur.

General information

  •  : Under development
    : CD approved for registration as DIS [30.99]
  •  : 1
  • ISO/TC 275
  • RSS updates

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