UNI EN 15979 : 2011
Current
The latest, up-to-date edition.
TESTING OF CERAMIC RAW AND BASIC MATERIALS - DIRECT DETERMINATION OF MASS FRACTIONS OF IMPURITIES IN POWDERS AND GRANULES OF SILICON CARBIDE BY OES BY DC ARC EXCITATION
07-04-2011
Foreword
1 Scope
2 Principle
3 Spectrometry
4 Apparatus
5 Reagents
6 Sampling and preparation of test samples
7 Calibration
8 Procedure
9 Calculation
10 Expression of results
11 Precision
12 Test report
Annex A (informative) - Results of inter-laboratory study
Annex B (informative) - Wavelength and working range
Annex C (informative) - Possible interferences and their
elimination
Annex D (informative) - Information regarding the evaluation
of the uncertainty of the mean value
Annex E (informative) - Commercial certified reference
materials
Bibliography
Explains the method for the analysis of mass fractions of the impurities Al, B, Ca, Cr, Cu, Fe, Mg, Ni, Ti, V and Zr in powder- and grain-shaped silicon carbide of ceramic raw and basic materials.
| Committee |
CT 700
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Standards | Relationship |
| EN 15979:2011 | Identical |
| ISO 5022:1979 | Shaped refractory products — Sampling and acceptance testing |
| EN ISO 21068-1:2008 | Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 1: General information and sample preparation (ISO 21068-1:2008) |
| ISO 5725-4:1994 | Accuracy (trueness and precision) of measurement methods and results Part 4: Basic methods for the determination of the trueness of a standard measurement method |
| ISO 21068-1:2008 | Chemical analysis of silicon-carbide-containing raw materials and refractory products — Part 1: General information and sample preparation |
| ISO 5725-2:1994 | Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method |
| ISO 8656-1:1988 | Refractory products — Sampling of raw materials and unshaped products — Part 1: Sampling scheme |
| ISO/IEC Guide 98-3:2008 | Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) |
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