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Round robin tests XRF-analysis XRF Round-robin test GeoPT 47, England - BIM-1, Silty Soil

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT47
Material of proficiency test:
BIM-1, Silty Soil
Study finished:
2021 - 7
Literature:
Report - GeoPT47 Proficiency Testing Round 47 (Laborcode CRB = H119)

major elements [wt %]

CRBRV1sRVZ-Score
SiO₂52,62052,5200,5790,090
TiO₂1,1901,1760,0230,310
Al₂O₃14,27014,3200,192-0,130
Fe₂O₃tot11,46011,3100,1570,480
MnO0,1830,1790,0050,430
MgO6,5506,5800,099-0,150
CaO10,52010,4300,1470,310
Na₂O2,2802,2350,0400,570
K₂O0,7100,7200,015-0,330
P₂O50,1450,1400,0040,660
L.O.I. *0,0200,2900,096-1,390

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba195,00178,506,501,26
Co45,0044,402,000,14
Cr157,00165,006,10-0,65
Cu128,00121,904,700,64
Ga19,0017,400,900,87
Hf3,102,760,200,90
Ni67,0074,303,10-1,17
Rb26,0024,401,200,66
Sr192,00185,006,700,52
V264,00275,509,50-0,61
Y23,0022,701,100,14
Zn82,0082,603,40-0,08
Zr98,0099,804,00-0,22

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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