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2022 - XRF Round-robin test GeoPT 47, England - BIM-1, Silty Soil
Organizer
International Association of Geoanalysts and Geostandards Newsletter - GeoPT47
Material
BIM-1, Silty Soil
Literature
Report - GeoPT47 Proficiency Testing Round 47 (Laborcode CRB = H119)
Download
Major elements [wt %]
CRB
RV
1sRV
Z-Score
SiO₂
53.120
52.920
0.582
0.180
TiO₂
0.431
0.420
0.010
0.570
Al₂O₃
6.100
6.090
0.093
0.070
Fe₂O₃tot
2.080
2.078
0.037
0.030
MnO
0.067
0.064
0.002
0.890
MgO
2.870
2.910
0.050
-0.390
CaO
16.550
16.530
0.217
0.050
Na₂O
0.980
1.041
0.021
-1.470
K₂O
1.360
1.340
0.026
0.390
P₂O5
0.130
0.130
0.003
0.000
L.O.I.
16.250
16.220
0.210
0.070
CO₂ *
14.720
14.420
0.330
0.450
TC
41,426.000
40,470.000
656.000
0.730
TOC *
956.000
941.000
231.000
0.030
TIC *
40,142.000
39,366.000
913.000
0.420
Trace elements [µg/g]
CRB
RV
1sRV
Z-Score
As
2.00
6.40
0.39
-5.69
Ba
202.00
196.90
7.11
0.36
Co
6.00
5.50
0.34
0.69
Cr
87.00
83.10
3.42
0.56
Cu
11.00
9.80
0.55
1.11
Ga
9.00
7.00
0.42
2.47
Hf
8.00
9.26
0.53
-1.19
Nb
5.00
8.30
0.48
-3.40
Ni
32.00
31.00
1.48
0.34
Pb
8.00
11.10
0.62
-2.53
Rb
53.00
50.90
2.25
0.48
Sr
283.00
280.00
9.59
0.16
V
43.00
35.20
1.65
2.39
Y
26.00
24.00
1.19
0.86
Zn
33.00
32.00
1.52
0.33
Zr
354.00
343.00
11.40
0.48
Legende
CRB
Interlaboratory test
1s-RV
Z-score
*
CRB Results
Interlaboratory Test Results
Standard Deviation Interlaboratory Test
Difference between the measured value and the average value of the interlaboratory test
Value not certified
