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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 - 1
Literature:
Report - GeoPT47 Proficiency Testing Round 47 (Laborcode CRB = H119)

major elements [wt %]

CRBRV1sRVZ-Score
SiO₂64,75064,7000,6910,040
TiO₂0,7800,7850,016-0,140
Al₂O₃14,25014,2200,1910,080
Fe₂O₃tot6,6106,5810,0990,150
MnO0,1560,1520,0040,530
MgO2,2102,2000,0390,130
CaO0,4100,3930,0090,940
Na₂O1,1101,1200,022-0,230
K₂O2,7002,7160,047-0,170
P₂O50,1390,1400,000-0,090
L.O.I. *6,6306,7900,498-0,160
TOC *1,2101,1400,1620,190
C-gesamt1,2501,2200,0240,600

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba431,00427,6013,700,12
Cr156,00129,005,002,72
Cu42,0044,001,90-0,62
Ga19,0017,400,900,86
Hf6,706,310,400,52
Nb10,0012,700,70-1,95
Ni75,0068,402,901,14
Pb38,0040,001,80-0,55
Rb93,00101,004,00-0,99
Sr73,0072,003,000,25
V117,00117,304,60-0,03
Y32,0036,001,50-1,32
Zn102,00106,604,20-0,54
Zr252,00236,808,300,91

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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