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2020 - XRF Round-robin test GeoPT 46, IAG - HG-1, Granodiorite
Organizer
International Association of Geoanalysts and Geostandards Newsletter - GeoPT46
Material
HG-1, Granodiorite
Literature
Report - GeoPT46 Proficiency Testing Round 46 (Laborcode CRB = F90)
Download
Major elements [wt %]
CRB
RV
1sRV
Z-Score
MgO
1.150
1.150
0.023
0.000
Al₂O₃
15.270
15.240
0.202
0.070
SiO₂
68.270
68.330
0.724
-0.040
P₂O5
0.207
0.210
0.005
-0.240
K₂O
5.090
5.090
0.080
0.000
CaO
1.700
1.703
0.031
-0.050
TiO₂
0.490
0.490
0.011
0.000
Fe₂O₃tot
2.680
2.669
0.046
0.120
L.O.I. *
0.930
0.920
0.073
0.040
C-gesamt *
0.071
0.056
0.010
0.710
Trace elements [µg/g]
CRB
RV
1sRV
Z-Score
Ba
701.00
701.40
35.40
-0.01
Cr
512.00
506.40
15.90
0.18
Cu
50.00
52.40
2.30
-0.52
Ga
24.00
24.00
1.20
0.00
Nb
14.00
12.50
0.70
1.11
Ni
14.00
19.00
1.00
-2.56
Rb
259.00
266.00
9.20
-0.38
Sr
462.00
450.00
14.40
0.42
V
34.00
39.80
1.80
-1.59
Zn
28.00
32.00
1.50
-1.32
Zr
179.00
174.00
6.40
0.39
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
