Sets out methods for the preparation of samples of aluminium ore. This Standard is an adoption with national modifications, and has been reproduced from ISO 6140:1991.RECONFIRMATION NOTICETechnical Committee MN-003 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 29 August 2013.The following are represented on Technical Committee MN-003:Australian Aluminium CouncilMinerals Council of AustraliaRoyal Australian Chemical Institute

AS 2806.3-1987

DR 00366 CP

ISO 6140:1991 - Modified