UNI EN ISO 21079-3 : 2008
Current
The latest, up-to-date edition.
CHEMICAL ANALYSIS OF REFRACTORIES CONTAINING ALUMINA, ZIRCONIA, AND SILICA - REFRACTORIES CONTAINING 5% TO 45% OF ZRO[2] (ALTERNATIVE TO THE X-RAY FLUORESCENCE METHOD) - PART 3: FLAME ATOMIC ABSORPTION SPECTROPHOTOMETRY (FAAS) AND INDUCTIVELY COUPLED PLASMA EMISSION SPECTROMETRY (ICP-AES)
04-09-2008
Foreword
1 Scope
2 Normative references
3 Instrumental methods using ICP-AES
3.1 Determination of residual silica in solution by ICP-AES
3.2 Determination of silicon(IV) oxide, aluminium oxide,
iron(III) oxide, titanium(IV) oxide, calcium oxide,
magnesium oxide, chromium(III) oxide and hafnium oxide
using stock solutions (S1), (S'1) or (S"1) by ICP-AES
3.3 Determination of calcium oxide, magnesium oxide, sodium
oxide and potassium oxide using stock solutions (S4) by
ICP-AES
4 Instrumental methods using Flame Atomic Absorption
Spectrometry (FAAS)
4.1 Determination of calcium oxide, magnesium oxide, sodium
oxide and potassium oxide using stock solutions (S3)
by FAAS
4.2 Determination of chromium(III) oxide by FAAS spectrometry
5 Calculation and expression of test results
6 Test report
Bibliography
Describes flame atomic absorption spectrophotometry (FAAS) and inductively coupled plasma emission spectrometry (ICP-AES) methods for the analysis of AZS (alumina, zirconia, and silica) refractory products (containing 5% to 45% of ZrO[2]) and raw materials.
| Committee |
CT 700
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Standards | Relationship |
| ISO 21079-3:2008 | Identical |
| EN ISO 21079-3:2008 | Identical |
| ISO 12677:2011 | Chemical analysis of refractory products by X-ray fluorescence (XRF) Fused cast-bead method |
| ISO 26845:2008 | Chemical analysis of refractories General requirements for wet chemical analysis, atomic absorption spectrometry (AAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES) methods |
| ISO 21079-1:2008 | Chemical analysis of refractories containing alumina, zirconia and silica — Refractories containing 5 percent to 45 percent of ZrO2 (alternative to the X-ray fluorescence method) — Part 1: Apparatus, reagents and dissolution |
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