EN ISO 21079-3:2008
Current
The latest, up-to-date edition.
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 3: Flame atomic absorption spectrophotometry (FAAS) and inductively coupled plasma emission spectrometry (ICP -AES) (ISO 21079-3:2008)
15-04-2008
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
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