ISO 5667 15:2009

Water quality – Sampling – Part 15: Guidance on the preservation and handling of sludge and sediment samples

ISO 5667-15:2009 provides guidance on procedures for the preservation, handling and storage of samples of sewage and waterworks sludge, suspended matter, saltwater sediments and freshwater sediments, until chemical, physical, radiochemical and/or biological examination can be undertaken in the laboratory.
The procedures in ISO 5667-15:2009 are only applicable to wet samples of sludge, sediment and suspended matter.