ISO INTERNATIONAL STANDARD 29581-1 First edition 2009-03-15 Cement Test methods Part 1: Analysis by wet chemistry Ciments - Methodes d'essai- Partie 1: Analyse chimique par voie humide Reference number ISO 29581-1:2009(E) @ ISO 2009 ISO 29581-1:2009(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 shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In 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 the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below COPYRIGHTPROTECTED DOCUMENT ISO2009 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 copyright@iso.org Web www.iso.org Published in Switzerland ISO 2009-All rights reserved ISO 29581-1:2009(E) Contents Page Foreword. 1 Scope. 2 Normative references. 3 General requirements for testing .... 3.1 Number of tests....... 3.2 Repeatability and reproducibility .... 3.3 Expression of masses, volumes, factors and results.... 3.4 Ignition........ 3.5 Determinationofconstantmass 3.6 Check for absence of chloride ions - Silver nitrate test.. 3.7 Blank determinations .... 4 Reagents. 4.1 General..... 4.2 Products used.. 5 Apparatus. .16 6 Preparation of a test sample of cement .. .20 7 Determination of loss on ignition... 7.1 Principle.... .20 7.2 7.3 Calculation and expression of results. .20 7.4 Correction for oxidation of sulfides... 21 7.5 Repeatability and reproducibility ..... 21 8 Determination of sulfate 21 8.1 8.2 Procedure.. 21 8.3 Calculation and expression of results... 22 8.4 Repeatability and reproducibility...... .22 9 Determination of residue insoluble in hydrochloric acid and sodium carbonate ... ...22 9.1 22 9.2 Procedure.. 22 9.3 Calculation and expression of results.. 23 9.4 Repeatability and reproducibility ... 10 Determination of residue insoluble in hydrochloric acid and potassium hydroxide . 23 10.1 Principle... 23 10.2 Procedure.... 23 10.3 Caicuiation and expression of resuits. .24 10.4 Repeatability and reproducibility ..... 11 Determination of sulfide... 11.1 Principle..... .24 11.2 Procedure.. .24 11.3 Calculation and expression of results. .25 11.4 Repeatabilityand reproducibility.... 12 Determination of manganese by photometry .... 25 12.1 Principle...... 25 12.2 Procedure. 25 12.3 Calculation of results .... ion'ghts reserved ili