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rfa-ringversuch
2010 - XRF Round-robin test NRCGA-CAGS, China - Marines Sediment GSMS-5
Organizer
National Research Center for Geoanalysis - Chinese Academy of Geological Sciences
Material
GBW 07335 (GSMS-5, Marines Sediment)
Literature
Zertifikat Ringversuchsveranstalter
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Major elements [wt %]
CRB
RV
1sRV
Z-Score
Na₂O
2.100
2.300
0.200
MgO
2.500
2.510
0.090
Al₂O₃
13.320
13.100
0.200
SiO₂
59.400
59.600
0.200
P₂O5
0.122
0.120
0.010
SO₃
0.250
0.220
0.010
K₂O
2.700
2.710
0.060
CaO
4.780
4.800
0.200
TiO₂
0.700
0.720
0.030
Fe₂O₃ tot
5.270
5.200
0.200
MnO
0.077
0.073
0.005
L.O.I.*
8.540
Trace elements [µg/g]
CRB
RV
1sRV
Z-Score
As
13.00
8.00
Ba
407.00
396.00
19.00
Cd
0.40
0.20
Ce
97.00
78.00
4.00
Cl [%]
1.05
1.04
0.06
Co
16.00
15.00
1.00
Cr
83.00
78.00
10.00
Cu
18.00
18.00
4.00
F [%]
0.09
Ga
17.00
16.00
2.00
Hf
5.00
5.00
0.40
La
23.00
38.00
2.00
Nb
10.00
13.70
0.80
Nd
25.00
32.60
2.30
Ni
31.00
36.00
5.00
Pb
30.00
25.00
4.00
Pr
5.00
8.30
0.30
Rb
118.00
118.00
3.00
Sm
5.00
6.20
0.30
Sr
204.00
193.00
8.00
Th
13.00
13.60
0.60
U
1.80
2.70
0.40
V
90.00
95.00
9.00
Y
24.00
25.00
2.00
Zn
85.00
79.00
8.00
Zr
181.00
184.00
24.00
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
