Round robin tests XRF-analysis XRF Round-robin test Fluxana, Germany - Cement FLX-CRM 107
Study organized by:
FluXana GmbH & Co. KG, Borschelstr. 3, 47551 Bedburg-Hau
Material of proficiency test:
FLX-CRM 107 - Zement CEM II A-LL 42.5 R, Geseke, Germany
Study finished:
2012 - 2
Literature:
Zertifikat Fluxana
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Al₂O₃ | 4,200 | 4,230 | 0,090 | 0,330 |
| CaO | 67,000 | 67,190 | 0,430 | 0,470 |
| Fe₂O₃ | 1,280 | 1,290 | 0,060 | 0,150 |
| K₂O | 0,690 | 0,700 | 0,090 | 0,180 |
| MgO | 0,730 | 0,700 | 0,050 | 0,570 |
| Na₂O | 0,140 | 0,180 | 0,040 | 0,980 |
| P₂O5 | 0,160 | 0,160 | 0,011 | 0,070 |
| SiO₂ | 21,950 | 21,810 | 0,160 | 0,840 |
| SO₃ | 2,980 | 3,130 | 0,180 | 0,840 |
| TiO₂ | 0,205 | 0,194 | 0,009 | 1,230 |
| LOI* | 6,290 | 6,590 | 0,170 | 0,660 |
trace elements [µg/g]
| CRB | RV | 1sRV | Z-Score | |
| Cr₂O₃ | 0,006 | 0,006 | 0,003 | 0,27 |
| Mn₂O₃ | 0,042 | 0,040 | 0,009 | 0,14 |
| ZnO | 0,013 | 0,013 | 0,003 | 0,12 |
| SrO | 0,159 | 0,151 | 0,012 | 0,66 |
| Cl | 0,013 | 0,043 | 0,030 | 1,34 |
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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