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Round robin tests XRF-analysis XRF Round-robin test 1994 - IWG - WS-E, Whin Sill Dolerite

Study organized by:
International Workinggroup Geostandards (IWG) of the Association Nationale de la Recherche Technique, Paris
Material of proficiency test:
Whin Sill Dolerite WS-E
Study finished:
1994 - 1
Literature:
GEOSTANDARDS NEWSLETTERS, Vol. 18, No. 2, 1994

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O2,5002,470
MgO5,4705,500
Al₂O₃13,75013,780
SiO₂50,90050,700
P₂O50,2970,300
SO₃0,1610,150
K₂O0,9901,000
CaO8,9108,950
TiO₂2,4502,400
Fe₂O₃ tot13,24013,150
MnO0,1320,132 

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba334,00338,00
Ce75,0061,00
Co42,0044,00
Cr95,0099,00
Cu80,0065,00
Ga22,0023,00
Hf4,005,30
La29,0027,00
Mo4,003,70
Nb16,0016,00
Ni42,0044,00
Pb13,0013,80
Rb24,0025,00
Sr409,00410,00
Th< 23,00
U< 20,65
V337,00340,00
W< 30,50
Y32,0030,40
Zn112,00117,00
Zr203,00203,00

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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