DIN EN ISO 21068-3:2008-12
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO 21068-3:2008)
Hardcopy , PDF
01-11-2024
English, German
01-12-2008
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Vorwort
Einleitung
1 Anwendungsbereich
2 Normative Verweisungen
3 Begriffe
4 Bestimmung von Stickstoff und Sauerstoff
4.1 Allgemeines
4.2 Kombinierte Bestimmung von Stickstoff und
Sauerstoff mittels Analysator mit Wärme
leitfähigkeits-(TC-) und
Infrarotabsorptions-(IR-)Nachweis
5 Bestimmung des Stickstoffs, berechnet
als Si[3]N[4]
5.1 Allgemeines
5.2 Säureaufschluss - Titrierverfahren
5.3 Säureaufschluss - photometrisches
Verfahren
5.4 Inertgas-Heissextraktion -
Wärmeleitfähigkeits-Verfahren
5.5 Bestimmung des Gesamtstickstoffs
6 Bestimmung von freiem Eisen mittels
Atomemissionsspektrometrie mit induktiv
gekoppeltem Plasma (ICP-AES)
6.1 Allgemeines
6.2 Kupfersulfat-Verfahren
6.3 Brom-Methanol-Verfahren
7 Bestimmung des freien Aluminiums und
freien Magnesiums
7.1 Allgemeines
7.2 Kurzbeschreibung Säureaufschluss -
Atomemissionsspektrometrie mit induktiv
gekoppeltem Plasma (ICP-AES)
7.3 Säureaufschluss -
Flammenatomabsorptionsspektrometrie (FAAS)
7.4 Verfahren mit Wasserstofferzeugung
8 Analyse der Oxide
8.1 Allgemeines
8.2 Nasschemische Verfahren
8.3 Flammenatomabsorptions- und/oder
Atomemissionsspektrometer mit induktiv
gekoppeltem Plasma
8.4 RFA-Aufschlussverfahren nach
Glühen der Probe
8.5 Bestimmung von Silicium(IV)-oxid,
Aluminiumoxid, Eisen(III)-oxid, Titan(IV)-oxid,
Calciumoxid, Magnesiumoxid, Natriumoxid,
Kaliumoxid, Chrom(III)-oxid, Zirkoniumoxid
und Boroxid
9 Angabe der Ergebnisse
10 Prüfbericht
Anhang A (informativ) Statistische Ergebnisse
der Analyse von Kohlenstoff und/oder
Siliciumcarbid enthaltenden feuerfesten
Erzeugnissen
Literaturhinweise
Describes methods for the determination of total nitrogen and nitrogen calculated as silicon nitride, total oxygen, and free metallic and oxidic components in silicon carbide raw materials and refractory products.
| DevelopmentNote |
Supersedes DIN 51079-1 & DIN 51079-2. (12/2008)
|
| DocumentType |
Standard
|
| Pages |
45
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| EN ISO 21068-3:2008 | Identical |
| ISO 21068-3:2008 | Identical |
| DIN EN ISO 1927-3:2013-03 | MONOLITHIC (UNSHAPED) REFRACTORY MATERIALS - PART 3: CHARACTERIZATION AS RECEIVED (ISO 1927-3:2012) |
| DIN EN ISO 12677:2013-02 | Chemical analysis of refractory products by X-ray fluorescence (XRF) - Fused cast-bead method (ISO 12677:2011) |
| DIN EN ISO 20565-2:2009-06 | CHEMICAL ANALYSIS OF CHROME-BEARING REFRACTORY PRODUCTS AND CHROME-BEARING RAW MATERIALS (ALTERNATIVE TO THE X-RAY FLUORESCENCE METHOD) - PART 2: WET CHEMICAL ANALYSIS |
| DIN EN ISO 21079-1:2008-08 | 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 1: APPARATUS, REAGENTS AND DISSOLUTION |
| DIN EN ISO 20565-3:2009-06 | CHEMICAL ANALYSIS OF CHROME-BEARING REFRACTORY PRODUCTS AND CHROME-BEARING RAW MATERIALS (ALTERNATIVE TO THE X-RAY FLUORESCENCE METHOD) - PART 3: FLAME ATOMIC ABSORPTION SPECTROMETRY (FAAS) AND INDUCTIVELY COUPLED PLASMA ATOMIC EMISSION SPECTROMETRY (ICP-AES) |
| ISO 10081-1:2003 | Classification of dense shaped refractory products — Part 1: Alumina-silica |
| ISO 21587-1:2007 | Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) Part 1: Apparatus, reagents, dissolution and gravimetric silica |
| 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 21587-3:2007 | Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) Part 3: Inductively coupled plasma and atomic absorption spectrometry methods |
| ISO 12677:2011 | Chemical analysis of refractory products by X-ray fluorescence (XRF) Fused cast-bead method |
| EN 12698-1:2007 | Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods |
| DIN EN ISO 21068-2:2008-12 | Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 2: Determination of loss on ignition, total carbon, free carbon and silicon carbide, total and free silica and total and free silicon (ISO 21068-2:2008) |
| DIN EN ISO 26845:2008-06 | 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 21079-2:2008 | 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 2: Wet chemical analysis |
| ISO 10058-3:2008 | Chemical analysis of magnesite and dolomite refractory products (alternative to the X-ray fluorescence method) — Part 3: Flame atomic absorption spectrophotometry (FAAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES) |
| ISO 21587-2:2007 | Chemical analysis of aluminosilicate refractory products (alternative to the X-ray fluorescence method) Part 2: Wet chemical analysis |
| ISO 10081-4:2014 | Classification of dense shaped refractory products — Part 4: Special products |
| DIN EN ISO 21079-2:2008-08 | 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 2: WET CHEMICAL ANALYSIS |
| DIN 51074-3:1971-08 | TESTING OF CERAMIC MATERIALS; CHEMICAL ANALYSIS OF CERAMIC MATERIALS CONTAINING CHROMIUM OXIDE; DETERMINATION OF CHROMIC OXIDE |
| DIN 51074-2:1971-08 | TESTING OF CERAMIC MATERIAL, CHEMICAL ANALYSIS OF CERAMIC MATERIALS CONTAINING CHROMIUM OXIDE, METHODS OF DISSOLUTION |
| ISO 20565-2:2008 | Chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) — Part 2: Wet chemical analysis |
| ISO 10058-2:2008 | Chemical analysis of magnesite and dolomite refractory products (alternative to the X-ray fluorescence method) — Part 2: Wet chemical analysis |
| ISO 20565-1:2008 | Chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) — Part 1: Apparatus, reagents, dissolution and determination of gravimetric silica |
| ISO 20565-3:2008 | Chemical analysis of chrome-bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) — Part 3: Flame atomic absorption spectrometry (FAAS) and inductively coupled plasma atomic emission spectrometry (ICP-AES) |
| ISO 10081-3:2003 | Classification of dense shaped refractory products — Part 3: Basic products containing from 7 % to 50 % residual carbon |
| DIN EN ISO 10058-3:2009-09 | CHEMICAL ANALYSIS OF MAGNESITE AND DOLOMITE REFRACTORY PRODUCTS (ALTERNATIVE TO THE X-RAY FLUORESCENCE METHOD) - PART 3: FLAME ATOMIC ABSORPTION SPECTROPHOTOMETRY (FAAS) AND INDUCTIVELY COUPLED PLASMA ATOMIC EMISSION SPECTROMETRY (ICP-AES) |
| ISO 1927:1984 | Prepared unshaped refractory materials (dense and insulating) Classification |
| ISO 10060:1993 | Dense, shaped refractory products — Test methods for products containing carbon |
| DIN 51074-4:1971-08 | TESTING OF CERAMIC MATERIALS; CHEMICAL ANALYSIS OF CERAMIC MATERIALS CONTAINING CHROMIUM OXIDE, DETERMINATION OF CALCIUM OXIDE |
| ISO 21068-2:2008 | Chemical analysis of silicon-carbide-containing raw materials and refractory products — Part 2: Determination of loss on ignition, total carbon, free carbon and silicon carbide, total and free silica and total and free silicon |
| ISO 21068-1:2008 | Chemical analysis of silicon-carbide-containing raw materials and refractory products — Part 1: General information and sample preparation |
| DIN EN ISO 21079-3:2008-08 | 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) |
| DIN EN ISO 20565-1:2009-06 | CHEMICAL ANALYSIS OF CHROME-BEARING REFRACTORY PRODUCTS AND CHROME-BEARING RAW MATERIALS (ALTERNATIVE TO THE X-RAY FLUORESCENCE METHOD) - PART 1: APPARATUS, REAGENTS, DISSOLUTION AND DETERMINATION OF GRAVIMETRIC SILICA |
| DIN EN ISO 10058-1:2009-09 | CHEMICAL ANALYSIS OF MAGNESITE AND DOLOMITE REFRACTORY PRODUCTS (ALTERNATIVE TO THE X-RAY FLUORESCENCE METHOD) - PART 1: APPARATUS, REAGENTS, DISSOLUTION AND DETERMINATION OF GRAVIMETRIC SILICA |
| ISO 10081-2:2003 | Classification of dense shaped refractory products — Part 2: Basic products containing less than 7 % residual carbon |
| DIN 51074-1:1971-08 | TESTING OF CERAMIC MATERIALS; CHEMICAL ANALYSIS OF CERAMIC MATERIALS CONTAINING CHROMIUM OXIDE, GENERAL INSTRUCTIONS AND TEST REPORT |
| EN 725-3:2007 | Advanced technical ceramics - Methods of test for ceramic powders - Part 3: Determination of the oxygen content of non-oxides by thermal extraction with a carrier gas |
| 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 |
| DIN EN ISO 10058-2:2009-04 | CHEMICAL ANALYSIS OF MAGNESITES AND DOLOMITES REFRACTORY PRODUCTS (ALTERNATIVE TO THE X-RAY FLUORESCENCE METHOD) - PART 2: WET CHEMICAL ANALYSIS |
| 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 |
| DIN EN ISO 21068-1:2008-12 | Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 1: General information and sample preparation (ISO 21068-1:2008) |
| ISO 10058-1:2008 | Chemical analysis of magnesite and dolomite refractory products (alternative to the X-ray fluorescence method) — Part 1: Apparatus, reagents, dissolution and determination of gravimetric silica |
| DIN EN ISO 12677:2013-02 | Chemical analysis of refractory products by X-ray fluorescence (XRF) - Fused cast-bead method (ISO 12677:2011) |
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