ISO INTERNATIONAL STANDARD 21587-3 First edition 2007-03-01 Chemicalanalysisofaluminosilicate refractory products (alternative to the X-ray fluorescence method) Part 3: Inductivelycoupledplasmaandatomic absorptionspectrometrymethods Analyse chimique desproduits refractaires d'aluminosilicates (methode alternative a la methodeparfluorescence de rayons X) Partie 3: Methodes par spectrometrie d'absorption atomique (AAS) et spectrometrie d'émission atomique avec plasma induit parhaute frequence (ICP-AES) Referencenumber ISO21587-3:2007(E) ISO2007 Not for Resal ISO21587-3:2007(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 perfoming the editing. In 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. ISO2007 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. ISOcopyrightoffice Casepostale56.CH-1211Geneva20 Tel. + 41 22 749 01 11 Fax+41227490947 [email protected] Webwww.iso.org Published in Switzerland Copyright Iintemational Organizafion for Standardizafion IsO2007-Allrightsreserved byIHSund Not for Resale ISO 21587-3:2007(E) Contents Page Foreword 1 Scope, 2 Normativereferences 3 Determination of residual silica in solutionby ICPIAES 4 DetermlnatlonofIron(ll)oxldebyIcP/AES 5 Determlnatlonoftltanlum(IV)oxldebyIcPIAES 6 Determination of manganese(ll) oxide by ICPIAES 7 Determination of calcium oxide byICPIAES 8 Determination of magnesium oxide by ICP/AES 9 Determinationof sodiumoxidebyICPIAES 9 10 Determination ofpotassiumoxide by ICPIAES 10 11 Determinationofchromium(lll)oxidebyICP/AES 12 DetermlnatlonofzirconlumoxldebyICPIAES. 11 13 Determination of phosphorus(V) oxide byIcP/AES... 12 14 Determlnatlon of calclum byAAS.. 15 Determination of magnesium oxide by AAS.. 16 Determination of sodium oxide by AAS ... 17 Determination of potassium oxideby AAS.... 18 Determination of manganese oxide by AAS .. 19 Determlnatlonofchromlum(lll)oxldebyAAS. 20 Test report... onghtsreserved ili withISC efromIHS NotforR ISO21587-3:2007(E) Foreword ISO(the International OrganizationforStandardization)is a worldwidefederationof national standardsbodies technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeen IntemationalElectrotechnicalCommission(lEC)onallmattersofelectrotechnicalstandardization. InternationalStandardsaredrafted inaccordancewiththerulesgiven intheISO/lECDirectives,Part2. adopted by thetechnical committees are circulated to the memberbodies for voting.Publication as an IntermationalStandardrequiresapproval byatleast75%of thememberbodiescastingavote. rights.IsO shallnotbeheldresponsiblefor identifyinganyorall suchpatent rights. -Part 1:Apparatus,reagents,dissolutionandgravimetric silica —Part2:Wetchemicalanalysis Part3:Inductivelycoupledplasmaandatomicabsorptionspectrometrymethods isO2007-Allrightsreserved ISO 21587-3:2007(E) INTERNATIONALSTANDARD Chemicalanalysisofaluminosilicaterefractoryproducts (alternativeto the X-rayfluorescence method) Part 3: Inductivelycoupledplasmaandatomicabsorption spectrometrymethods 1 Scope ThispartofISO21587specifiesinductivelycoupledplasma/atomicemission(ICP/AE)spectrometryand flame atomic absorption(FAA)spectrometrymethods forthe chemical analysis of aluminosilicate refractory products and raw materials. The methods are applicable to the determination of the following: slicon(IV) oxide (SiO2) aluminiumoxide(Al203) iron(ll)oxide (total ironoxidec