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:
2021 - 7
Literature:
Report on Laboratory Comparison EDX (LV19)
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Fe | 65,000 | 65,200 | 0,800 | -0,300 |
| Cr | 17,600 | 17,600 | 0,500 | -0,120 |
| Ni | 12,500 | 12,200 | 0,400 | 0,550 |
| Mo | 2,700 | 2,600 | 0,400 | 0,280 |
| Mn | 1,400 | 1,500 | 0,500 | -0,140 |
| Si | 0,350 | 0,390 | 0,090 | -0,440 |
| Cu | 0,280 | 0,320 | 0,060 | -0,670 |
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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