Round robin tests XRF-analysis nanoanalytics - Quantitative X-ray microanalysis by SEM/EDX - 2019
Study organized by:
NanoAnalytics, Münster
Material of proficiency test:
Laboratory comparison EDX (LV19) - EQAS test by nanoanalytics, Münster for quantitative X-ray microanalysis using SEM/EDX acc. to ISO 22309 on a chromium-nickel steel
Study finished:
2019 - 6
Literature:
Report on Laboratory Comparison EDX (LV19)
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Fe | 65,200 | 65,700 | 0,770 | -0,600 |
| Cr | 18,300 | 17,600 | 0,620 | 1,150 |
| Ni | 11,200 | 12,200 | 0,410 | -2,340 |
| Mo | 2,850 | 2,610 | 0,330 | 0,730 |
| Mn | 1,370 | 1,260 | 0,370 | 0,300 |
| Si | 0,430 | 0,410 | 0,100 | 0,200 |
| Cu | 0,180 | 0,270 | 0,090 | -1,000 |
| V | 0,090 | 0,130 | 0,100 | -0,400 |
| Co | 0,350 | 0,600 | 0,300 | -0,830 |
trace elements [µg/g]
| CRB | RV | 1sRV | Z-Score | |
Legend
CRB
results CRB
cooperative test
results collaborative study
1s-RV
Standard deviation collaborative study
Z-Score
Difference of measured value from mean study
*
Value not certified
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