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:
2021 - 3
Literature:
Report Round-robin test
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| SiO₂ | 21,060 | 21,290 | 0,210 | -1,100 |
| Al₂O₃ | 3,410 | 3,490 | 0,140 | -0,570 |
| Fe₂O₃ | 4,880 | 4,890 | 0,120 | -0,080 |
| TiO₂ | 0,140 | 0,140 | 0,010 | 0,000 |
| P₂O5 | 0,260 | 0,260 | 0,010 | 0,000 |
| SO₃ | 2,550 | 2,310 | 0,090 | 2,670 |
| CaO | 64,300 | 64,390 | 0,440 | -0,200 |
| MgO | 1,280 | 1,280 | 0,090 | 0,000 |
| K₂O | 0,500 | 0,500 | 0,030 | 0,000 |
| Na₂O | 0,210 | 0,210 | 0,030 | 0,000 |
| SrO | 0,092 | 0,090 | 0,010 | 0,200 |
| MnO | 0,130 | 0,140 | 0,020 | -0,500 |
| LOI | 1,020 | 0,930 | 0,120 | 0,750 |
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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