Round robin tests XRF-analysis XRF Round-robin test Fluxana, Germany - Cement FLX-CRM 106
Study organized by:
FluXana GmbH & Co. KG, Borschelstr. 3, 47551 Bedburg-Hau
Material of proficiency test:
FLX-CRM 106 - Zement CEM I 42.5 R, Lengerich, Germany
Study finished:
2012 - 2
Literature:
Zertifikat Fluxana
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Al₂O₃ | 5,680 | 5,700 | 0,112 | 0,240 |
| CaO | 65,810 | 66,050 | 0,440 | 0,560 |
| Fe₂O₃ | 1,950 | 1,976 | 0,078 | 0,390 |
| K₂O | 0,865 | 0,860 | 0,122 | 0,040 |
| MgO | 0,990 | 0,962 | 0,051 | 0,460 |
| Na₂O | 0,070 | 0,124 | 0,044 | 1,340 |
| P₂O5 | 0,110 | 0,111 | 0,007 | 0,200 |
| SiO₂ | 20,530 | 20,290 | 0,240 | 1,000 |
| SO₃ | 2,920 | 3,010 | 0,140 | 0,650 |
| TiO₂ | 0,285 | 0,271 | 0,011 | 1,220 |
| LOI* | 1,740 | 2,060 | 0,080 | 3,910 |
trace elements [µg/g]
| CRB | RV | 1sRV | Z-Score | |
| Cr₂O₃ | 0,008 | 0,008 | 0,003 | 0,09 |
| Mn₂O₃ | 0,153 | 0,161 | 0,018 | 0,50 |
| ZnO | 0,012 | 0,012 | 0,004 | 0,07 |
| SrO | 0,217 | 0,206 | 0,012 | 0,89 |
| Cl | 0,031 | 0,055 | 0,035 | 0,70 |
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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