ISO INTERNATIONAL STANDARD 29581-2 First edition 2010-03-01 Cement Test methods - Part 2: Chemical analysis by X-ray fluorescence Ciments Méthodes d'essais Partie 2: Analyse chimique par spectrometrie de fluorescence X Reference number ISO 29581-2:2010(E) TSO @ ISO 2010 ISO 29581-2:2010(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The Iso Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by Iso member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. COPYRIGHTPROTECTEDDOCUMENT @ISO2010 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IsO at the address below or ISo's member body in the country of the requester. ISO copyright office Case postale 56 . CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ii @ ISO 2010 - All rights reserved ISO 29581-2:2010(E) Contents Page Foreword Introduction 1 Scope 2 Normativereferences 3 Terms and definitions 4 General requirements for testing. 5 Reagentsandreferencematerials Apparatus 1 Preparation of a test sample of cement . 8 Flux . 9 Determination of loss on ignition and the change in mass on fusion of the cement ..8 10 Factoring test results and correcting total analyses for presence of sulfides and halides ...10 11 Preparation of fused beads and pressed pellets ... ...12 12 Calibration and validation... ..14 13 Calculation and expression of results .... ...23 14 Performance criteria (repeatability, accuracy and reproducibility limits) .24 Annex A (informative) Examples of fluxes .. ..25 AnnexB(informative)Sourcesofcertifiedreferencematerials ..26 AnnexC(informative)Examplesofcalibrationstandardsandmonitorbeadsandpellets.. ..27 Annex D (informative) Determination of the sulfate content of samples containing sulfide species....28 Bibliography.. 30 @ ISO 2010 - All rights reserved