Round robin tests XRF-analysis XRF Round-robin test Fluxana, Germany - Cement FLX-CRM 105
Study organized by:
FluXana GmbH & Co. KG, Borschelstr. 3, 47551 Bedburg-Hau
Material of proficiency test:
FLX-CRM 105 - Zement CEM I 42.5 R, Deuna, Germany
Study finished:
2012 - 2
Literature:
Zertifikat Fluxana
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Al₂O₃ | 4,180 | 4,270 | 0,150 | 0,590 |
| CaO | 65,060 | 65,240 | 0,430 | 0,420 |
| Fe₂O₃ | 2,460 | 2,495 | 0,120 | 0,290 |
| K₂O | 1,275 | 1,238 | 0,136 | 0,270 |
| MgO | 1,580 | 1,573 | 0,091 | 0,080 |
| Na₂O | 0,160 | 0,212 | 0,048 | 1,170 |
| P₂O5 | 0,054 | 0,053 | 0,005 | 0,140 |
| SiO₂ | 20,900 | 20,843 | 0,250 | 0,230 |
| SO₃ | 3,270 | 3,372 | 0,110 | 0,950 |
| TiO₂ | 0,189 | 0,179 | 0,009 | 1,140 |
| LOI | 2,560 | 2,613 | 0,227 | 0,260 |
trace elements [µg/g]
| CRB | RV | 1sRV | Z-Score | |
| Cr₂O₃ | 0,007 | 0,008 | 0,004 | 0,26 |
| Mn₂O₃ | 0,038 | 0,04 | 0,011 | 0,21 |
| ZnO | 0,056 | 0,054 | 0,008 | 0,19 |
| SrO | 0,153 | 0,146 | 0,015 | 0,46 |
| Cl | 0,009 | 0,049 | 0,030 | 1,32 |
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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