BS ISO 10204:2017
$142.49
Iron ores. Determination of magnesium. Flame atomic absorption spectrometric method
Published By | Publication Date | Number of Pages |
BSI | 2017 | 24 |
This document specifies a flame atomic absorption spectrometric method for the determination of the mass fraction of magnesium in iron ores.
This method is applicable to mass fractions of magnesium between 0,010 % and 2,00 % in natural iron ores, iron ore concentrates, and agglomerates, including sinter products.
PDF Catalog
PDF Pages | PDF Title |
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2 | National foreword |
6 | Foreword |
7 | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle |
8 | 5 Reagents |
9 | 6 Apparatus |
10 | 7 Sampling and samples 7.1 Laboratory sample 7.2 Preparation of test samples 7.2.1 General 7.2.2 Method specified in ISO 2596 7.2.3 Method specified in ISO 7764 8 Procedure 8.1 Number of determinations 8.2 Test portion |
11 | 8.3 Blank test and check test 8.3.1 Blank test 8.3.2 Check test 8.4 Determination 8.4.1 Decomposition of the test portion 8.4.2 Treatment of the residue |
12 | 8.4.3 Preparation of the test solution 8.4.4 Adjustment of the atomic absorption spectrometer |
13 | 8.4.5 Atomic absorption measurements 9 Expression of results 9.1 Calculation of mass fraction of magnesium 9.2 General treatment of results 9.2.1 Repeatability and permissible tolerance |
14 | 9.2.2 Determination of analytical result 9.2.3 Between-laboratories precision 9.2.4 Check for trueness |
15 | 9.2.5 Calculation of final result 9.3 Oxide factor |
16 | 10 Test report |
17 | Annex A (normative) Flowsheet of the procedure for the acceptance of analytical values for test samples |
18 | Annex B (informative) Derivation of repeatability and permissible tolerance formulae |
19 | Annex C (informative) Precision data obtained by international analytical trials |
20 | Bibliography |