I.S. CR 10320:2004
Current
The latest, up-to-date edition.
OPTICAL EMISSION ANALYSIS OF LOW ALLOY STEELS (ROUTINE METHOD) - METHOD FOR DETERMINATION OF C, SI, S, P, MN, CR, NI AND CU
Hardcopy , PDF
English
01-01-2004
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Foreword
1 Scope
2 Test sample preparation
3 Calibration of the instrument
3.1 Determination of calibration curve
3.2 Linear correlation
3.3 Quadratic correlation
3.4 Confidence limit (Syc) and standard error (Syx) in
a linear correlation
3.5 Confidence limit (Syc) and standard error (Syx) in
a quadratic correlation
3.6 Correlation accuracy
4 Calculation of interferences
4.1 Spectral interferences
4.2 Matrix interferences
4.3 Calculation of an interfered element due to
either matrix effect or spectral interference
5 Determination of performance criteria
5.1 Determination of background equivalent concentration
BEC
5.2 Determination of detection limit DL
5.3 Determination of repeatability as relative
standard deviation RSD
5.4 Determination of accuracy SEA
6 Performing analysis
7 Ordinary maintenance
8 Quality control
8.1 Control chart
8.2 Calibration curve control
9 Examples
9.1 Determination of calibration curve
9.2 Calculation of interferences
9.3 Determination of background equivalent concentration
9.4 Determination of detection limit
9.5 Determination of repeatability
9.6 Determination of accuracy
9.7 Ordinary maintenance
9.8 Control CHART
9.9 Calibration curve control
10 Statistical results
Annex A Optical emission spectrometry
Bibliography
Describes an optical emission spectrometry spark source routine standard method for multielement analysis of unalloyed steel and iron where: Ai means correlation constants; Ii means unknown values (intensity ratio).
| DocumentType |
Standard
|
| Pages |
62
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| CR 10320:2004 | Identical |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| CR 10316:2001 | Optical emission analysis of low alloy steels (routine method) - Guidelines for the preparation of standard routine method for optical emission spectrometry |
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