Technical Committee FT-020 has reviewed the content of this publication and inaccordance with Standards Australia procedures for reconfirmation, it has been determinedthat the publication is still valid and does not require change.Certain documents referenced in the publication may have been amended since the originaldate of publication. Users are advised to ensure that they are using the latest versions ofsuch documents as appropriate, unless advised otherwise in this Reconfirmation Notice.Approved for reconfirmation in accordance with Standards Australia procedures forreconfirmation on 18 September 2013.The following are represented on Technical Committee FT-020:ACT HealthAustralian Society for MicrobiologyAustralian Water AssociationDepartment of Health VictoriaNational Association of Testing Authorities, AustraliaNational Measurement InstituteNSW Forensic and Analytical Science ServicesPathWest Laboratory Medicine, WAPlastics and Chemicals Industries AssociationQueensland HealthQueensland University of TechnologyUniversity of MelbourneWater Services Association of Australia