Round robin tests XRF-analysis XRF Round-robin test Fluxana, Deutschland - Cement FLX-CRM 108
Study organized by:
FluXana GmbH & Co. KG, Borschelstr. 3, 47551 Bedburg-Hau
Material of proficiency test:
FLX-CRM 108 - Zement CEM I 42.5 R, Göllheim, Germany
Study finished:
2012 - 2
Literature:
Zertifikat Fluxana
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Al₂O₃ | 4,640 | 4,660 | 0,120 | 0,200 |
| CaO | 64,960 | 65,150 | 0,290 | 0,680 |
| Fe₂O₃ | 2,950 | 2,970 | 0,100 | 0,280 |
| K₂O | 0,750 | 0,740 | 0,080 | 0,100 |
| MgO | 2,170 | 2,150 | 0,050 | 0,360 |
| Na₂O | 0,050 | 0,090 | 0,040 | 1,560 |
| P₂O5 | 0,169 | 0,169 | 0,005 | 0,000 |
| SiO₂ | 20,180 | 20,060 | 0,210 | 0,540 |
| SO₃ | 3,340 | 3,310 | 0,130 | 0,230 |
| TiO₂ | 0,195 | 0,186 | 0,007 | 1,240 |
| LOI* | 2,450 | 2,680 | 0,190 | 1,200 |
trace elements [µg/g]
| CRB | RV | 1sRV | Z-Score | |
| Cr₂O₃ | 0,006 | 0,007 | 0,003 | 0,53 |
| Mn₂O₃ | 0,204 | 0,219 | 0,022 | 0,67 |
| ZnO | 0,038 | 0,036 | 0,003 | 0,49 |
| SrO | 0,089 | 0,083 | 0,01 | 0,67 |
| Cl | 0,023 | 0,042 | 0,028 | 1,47 |
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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