ISO/TS TECHNICAL SPECIFICATION 18223 Firstedition 2015-12-01 Nickel alloys Determination of Nickel content Inductively coupled plasma atomic emission spectrometric method AlliagesdenickelDeterminationdunickel-Méthodepar spectrometried'émission atomique avec sourceaplasma induit par hautefréquence Reference number ISO/TS18223:2015(E) LSO Intermational Organization for Standardization @IS02015 ZHEJIANG INSTOFSTANDARDIZATION C15956617 ed without license from IHS IS0/TS18223:2015(E) COPYRIGHTPROTECTEDDOCUMENT IS02015,PublishedinSwitzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISo copyright office Ch. de Blandonnet 8.CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 [email protected] www.iso.org Uicensee-ZHEJIANG INSTOF STANDARDIZAoISQJ,5-All rights reserved etworking permitted without license from IHS Not for Resale, 2016/3/29 05:46:1 IS0/TS18223:2015(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references 3 Principle. ..1 4 Reagents .2 5 Apparatus. .3 6 Samplingandsamplepreparation .4 7 Procedure. 4 7.1 Sample composition .4 7.2 Testportion 4 7.3 Preparation of test solution, Tni 7.4 Preparation of rinsing solution,To .5 7.5 Preparation of calibration solutions forbracketing:Ti,Niand Th,Ni 55 7.6 Adjustmentoftheapparatus 7.7 Measurementofthesolutions .6 8 Expressionoftheresults. .6 8.1 Method of calculation. 8.2 Precision. .6 9 Test report .10 Annex A (informative) Plasma optical emission spectrometer-Suggested performance criteria to be checked .11 AnnexB (informative)Compositionofthesamplesusedforthevalidationprecisiontest. ..13 Bibliography .15 iii 2e=ZHEJIANG INSTOFSTANDARDIZATIONC15956617 lout license from IHS