Round robin tests XRF-analysis nanoanalytics - Quantitative X-ray microanalysis by SEM/EDX - 2022
Study organized by:
NanoAnalytics, Münster
Material of proficiency test:
Laboratory comparison EDX (LV22) - EQAS test by nanoanalytics, Münster for quantitative X-ray microanalysis using SEM/EDX acc. to ISO 22309 on a chromium-nickel steel
Study finished:
2022 - 6
Literature:
Report on Laboratory Comparison EDX (LV22
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Si | 0,680 | 0,700 | 0,220 | 0,090 |
| V | 0,060 | 0,050 | 0,020 | -0,500 |
| Cr | 17,330 | 18,000 | 0,500 | 1,340 |
| Mn | 1,050 | 1,100 | 0,200 | 0,250 |
| Fe | 72,340 | 72,400 | 0,520 | 0,120 |
| Ni | 7,080 | 7,100 | 0,240 | 0,080 |
| Cu | 0,220 | 0,060 | 0,300 | -0,530 |
| Mo | 0,360 | 0,300 | 0,120 | -0,500 |
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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