Round robin tests XRF-analysis XRF Round-robin test CCRMP - SY-4, Syenit
Study organized by:
CCRMP - Canadian Certified Refrence Materials Projekt - Ottawa Canada
Material of proficiency test:
Syenit SY-4
Study finished:
1996 - 1
Literature:
GEOSTANDARDS NEWSLETTERS, Vol. 21, No. 1, 1997
major elements [wt %]
| CRB | RV | 1sRV | Z-Score | |
| Na₂O | 7,160 | 7,100 | 0,050 | |
| MgO | 0,490 | 0,500 | 0,010 | |
| Al₂O₃ | 20,760 | 20,690 | 0,080 | |
| SiO₂ | 49,890 | 49,900 | 0,100 | |
| P₂O5 | 0,128 | 0,131 | 0,004 | |
| SO₃ | 0,031 | 0,038 | 0,100 | |
| K₂O | 1,650 | 1,660 | 0,020 | |
| CaO | 7,980 | 8,050 | 0,040 | |
| TiO₂ | 0,290 | 0,290 | 0,003 | |
| Fe₂O₃ tot | 6,190 | 6,210 | 0,070 | |
| MnO | 0,083 | 0,084 | 0,001 |
trace elements [µg/g]
| CRB | RV | 1sRV | Z-Score | |
| Ba | 321,00 | 340,00 | 5,00 | |
| Ce | 133,00 | 122,00 | 2,00 | |
| Co | 7,00 | 3,00 | 0,20 | |
| Cr | 9,00 | 12,00 | 1,00 | |
| Ga | 37,00 | 35,00 | 1,00 | |
| Hf | 10,00 | 10,60 | 0,40 | |
| La | 50,00 | 58,00 | 1,00 | |
| Nb | 12,00 | 13,00 | 1,00 | |
| Ni | 9,00 | 9,00 | 1,00 | |
| Rb | 50,00 | 55,00 | 2,00 | |
| Sr | 1178,00 | 1191,00 | 12,00 | |
| Th | 5,00 | 1,40 | 0,20 | |
| Y | 121,00 | 119,00 | 2,00 | |
| Zn | 94,00 | 93,00 | 2,00 | |
| Zr | 562,00 | 517,00 | 16,00 |
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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