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rfa-ringversuch
2019 - XRF Round-robin test AMIS, South Africa - Heavy Minerals Sands Concentrate, AMIS0616
Organizer
AMIS - African Mineral Standard - South Africa
Material
AMIS0616, Heavy Minerals Sands Concentrate
Literature
roficiency Testing Final Report (Laborcode CRB = E)
Download
Major elements [wt %]
CRB
RV
1sRV
Z-Score
SiO₂
19.646
18.140
0.710
2.120
Al₂O₃
3.927
3.805
0.110
1.110
Fe₂O₃
24.001
22.990
0.610
1.660
TiO₂
41.814
42.950
0.670
-1.700
P₂O5
0.535
0.550
0.070
-0.220
SO₃
0.056
0.060
0.005
-0.900
CaO
0.089
0.080
0.010
0.910
MgO
0.379
0.340
0.030
1.310
K₂O
0.065
0.070
0.010
-0.510
Na₂O
0.053
0.040
0.010
1.310
V₂O5
0.163
0.170
0.010
-0.740
Cr₂O₃
0.150
0.130
0.010
2.010
MnO
0.697
0.640
0.030
1.900
ZrO₂
6.288
6.360
0.060
-1.200
Nb₂O5
0.103
0.120
0.020
-0.870
BaO
0.045
0.044
0.002
0.500
La₂O₃
0.240
0.230
0.013
0.770
CeO₂
0.470
0.496
0.030
-0.870
Nd₂O₃
0.194
0.178
0.007
2.210
HfO₂
0.131
0.153
0.006
-3.600
PbO
0.033
0.026
0.004
1.790
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
