Round robin tests XRF-analysis XRF Round-robin test AMIS, Südafrika - Dolomite AMIS0547
Study organized by:
AMIS - African Mineral Standard - South Africa
Material of proficiency test:
Dolomite AMIS0547
Study finished:
2018 - 5
Literature:
Proficiency Testing Final Report (Laborcode CRB = I)
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Na₂O | 0,030 | 0,030 | 0,011 | -0,380 |
| MgO | 16,740 | 16,750 | 0,348 | 0,300 |
| Al₂O₃ | 3,260 | 3,330 | 0,160 | 0,180 |
| SiO₂ | 11,410 | 11,470 | 0,224 | 0,240 |
| P₂O5 | 0,033 | 0,028 | 0,006 | 0,260 |
| S | 0,270 | 0,243 | 0,023 | 0,900 |
| K₂O | 0,443 | 0,437 | 0,017 | 0,470 |
| CaO | 25,070 | 25,196 | 0,313 | 0,420 |
| TiO₂ | 0,765 | 0,758 | 0,023 | 0,210 |
| Fe₂O₃tot | 2,720 | 2,676 | 0,051 | 0,790 |
| Cr₂O₃ | 0,084 | 0,082 | 0,006 | 0,390 |
| MnO | 1,128 | 1,134 | 0,015 | 0,220 |
| SrO | 0,005 | 0,007 | 0,003 | 0,750 |
| L.O.I. | 38,130 | 38,150 | 0,870 | -0,280 |
| TC | 10,160 | 10,170 | 0,105 | -0,410 |
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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