CHEMICAL ANALYSIS OF REFRACTORIES CONTAINING ALUMINA, ZIRCONIA, AND SILICA - REFRACTORIES CONTAINING 5 PERCENT TO 45 PERCENT OF ZRO[2] (ALTERNATIVE TO THE X-RAY FLUORESCENCE METHOD) - PART 2: WET CHEMICAL ANALYSIS

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Hardcopy , PDF

Language(s)

English

Published date

01-01-2008

Publisher

National Standards Authority of Ireland

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Foreword
1 Scope
2 Normative references
3 Determination of silicon(IV) oxide
4 Determination of aluminium oxide
5 Determination of iron(III) oxide
6 Determination of titanium(IV) oxide
7 Determination of calcium oxide
8 Determination of magnesium oxide
9 Determination of sodium oxide by flame photometry
10 Determination of potassium oxide by flame photometry
11 Determination of chromium(III) oxide using diphenylcarbazide
12 Determination of zirconium oxide (including hafnium oxide) by
mandelic acid (alpha-hydroxybenzeneacetic acid)
gravimetric method
13 Calculation and expression of test results
14 Test report
Bibliography

Describes methods for the chemical analysis of AZS (alumina, zirconia, and silica) refractory products (containing 5% to 45% of ZrO[2]) and raw materials, using traditional ("wet") methods.

DocumentType	Standard
Pages	30
PublisherName	National Standards Authority of Ireland
Status	Current

Standards	Relationship
EN ISO 21079-2:2008	Identical
ISO 21079-2:2008	Identical

ISO 21079-3:2008	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 3: Flame atomic absorption spectrophotometry (FAAS) and inductively coupled plasma emission spectrometry (ICP -AES)
ISO 12677:2011	Chemical analysis of refractory products by X-ray fluorescence (XRF) Fused cast-bead method
ISO 21587-2:2007	Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) Part 2: Wet chemical analysis
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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I.S. EN ISO 21079-2:2008

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