Round robin tests XRF-analysis XRF Round-robin test ATILH, France - Cement CEM I 52,5 N
Study organized by:
Association Technique de l'industrie des liantshydrauliques (ATILH)
Material of proficiency test:
Cement CEM I 52,5 N
Study finished:
2019 - 12
Literature:
Report Round-robin test
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| SiO₂ | 21,980 | 22,140 | 0,290 | -0,550 |
| Al₂O₃ | 3,170 | 3,250 | 0,110 | -0,730 |
| Fe₂O₃ | 2,160 | 2,170 | 0,070 | -0,140 |
| TiO₂ | 0,154 | 0,150 | 0,010 | 0,400 |
| P₂O5 | 0,062 | 0,060 | 0,010 | 0,150 |
| SO₃ | 2,425 | 2,340 | 0,090 | 0,940 |
| CaO | 67,200 | 67,010 | 0,430 | 0,430 |
| MgO | 0,760 | 0,760 | 0,070 | 0,000 |
| K₂O | 0,180 | 0,170 | 0,030 | 0,330 |
| Na₂O | 0,140 | 0,140 | 0,030 | 0,000 |
| SrO | 0,139 | 0,130 | 0,010 | 0,850 |
| MnO | 0,113 | 0,110 | 0,030 | 0,100 |
| LOI | 1,410 | 1,570 | 0,090 | -1,780 |
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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