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BS EN ISO 21814:2022:2023 Edition

BS EN ISO 21814:2022:2023 Edition

$189.07

Fine ceramics (advanced ceramics, advanced technical ceramics). Methods for chemical analysis of aluminium nitride powders

Published By Publication Date Number of Pages
BSI 2023 46
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PDF Catalog

PDF Pages PDF Title
2 undefined
4 European foreword
Endorsement notice
8 Foreword
9 1 Scope
2 Normative references
10 3 Terms and definitions
4 Analytes and ranges
5 Preparation of the test sample
5.1 General
11 5.2 Sampling
5.3 Drying
5.4 Weighing
6 Reporting the analytical values
6.1 Number of analyses
6.2 Blank test
6.3 Evaluation of the analytical values
6.4 Expression of the analytical values
12 7 Determination of the aluminium content
7.1 Classification of the determination methods
7.2 Acid decomposition-ICP-OES method
7.2.1 Principle
7.2.2 Reagents
7.2.3 Apparatus and instruments
13 7.2.4 Procedure
7.2.5 Blank test
7.2.6 Drawing of the calibration curve
7.2.7 Calculation
7.3 Acid pressure decomposition-CyDTA-zinc back titration method
7.3.1 Principle
14 7.3.2 Reagents
7.3.3 Apparatus and instruments
16 7.3.4 Procedure
7.3.5 Blank test
7.3.6 Calculation
8 Determination of the total nitrogen content
8.1 Classification of the determination methods
17 8.2 Acid pressure decomposition-distillation separation-acidimetric titration method
8.2.1 Principle
8.2.2 Reagents
18 8.2.3 Apparatus
20 8.2.4 Procedure
8.2.5 Recovery measurement
21 8.2.6 Calculation
8.3 Direct decomposition-distillation separation-acidimetric titration method
8.3.1 Principle
8.3.2 Reagents
8.3.3 Apparatus
8.3.4 Procedure
8.3.5 Recovery measurement
8.3.6 Calculation
8.4 Inert gas fusion-thermal conductivity method
8.4.1 Principle
22 8.4.2 Reagents
8.4.3 Apparatus
8.4.4 Instrument
23 8.4.5 Procedure
24 8.4.6 Blank test
8.4.7 Calculation of the calibration coefficient
25 8.4.8 Calculation
9 Determination of the sodium and potassium contents
9.1 Classification of the determination methods
9.2 Acid pressure decomposition-flame emission method
9.2.1 Principle
9.2.2 Reagents
26 9.2.3 Instruments
9.2.4 Procedure
9.2.5 Blank test
9.2.6 Drawing of the calibration curve
9.2.7 Calculation
27 9.3 Acid pressure decomposition-atomic absorption spectrometry method
9.3.1 Principle
9.3.2 Reagents
9.3.3 Instruments
9.3.4 Procedure
9.3.5 Blank test
9.3.6 Drawing of the calibration curve
9.3.7 Calculation
10 Determination of the trace element contents
10.1 Classification of the determination methods
28 10.2 Acid decomposition-ICP-OES method
10.2.1 Principle
10.2.2 Reagents
10.2.3 Apparatus and instruments
29 10.2.4 Procedure
10.2.5 Blank test
10.2.6 Drawing of the calibration curve
10.2.7 Calculation
30 10.3 Acid pressure decomposition-ICP-OES method
10.3.1 General
10.3.2 Reagents
10.3.3 Apparatus and instruments
10.3.4 Procedure
10.3.5 Blank test
10.3.6 Drawing of the calibration curve
10.3.7 Calculation
11 Determination of the oxygen content
11.1 Principle
11.2 Reagents
31 11.3 Apparatus
11.4 Instruments
11.5 Procedure
11.6 Blank test
11.7 Calculation of the calibration coefficient
11.8 Calculation
32 12 Determination of the carbon content
12.1 Classification of the determination methods
12.2 Combustion (resistance furnace)-IR absorption spectrometry
12.2.1 Principle
12.2.2 Reagents
12.2.3 Apparatus
12.2.4 Instrument
33 12.2.5 Procedure
34 12.2.6 Blank test
12.2.7 Calculation of the calibration coefficient
35 12.2.8 Calculation
12.3 Combustion (radio frequency heating furnace)-thermal conductometry
12.3.1 Principle
12.3.2 Reagents
12.3.3 Apparatus
12.3.4 Instrument
36 12.3.5 Procedure
37 12.3.6 Blank test
12.3.7 Calculation of the calibration coefficient
12.3.8 Calculation
12.4 Combustion (radio frequency heating furnace)-IR absorption spectrometry
12.4.1 Principle
12.4.2 Reagents
12.4.3 Apparatus
12.4.4 Instrument
38 12.4.5 Procedure
39 12.4.6 Blank test
12.4.7 Calculation of the calibration coefficient
12.4.8 Calculation
13 Determination of the fluorine and chlorine contents
13.1 Principle
13.2 Reagents
40 13.3 Apparatus and instruments
41 13.4 Procedure
13.4.1 Extraction of fluorine and chlorine from the sample
13.4.2 Determination of the fluorine and chlorine contents
13.5 Blank test
42 13.6 Drawing of the calibration curve
13.7 Calculation
14 Test report
43 Annex A (informative) Analytical results obtained from the round robin test
44 Bibliography

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BS EN ISO 21814:2022
$189.07