< Back
rfa-ringversuch
2004 - XRF Round-robin test GeoPT15 - MSAN, Ocean Floor Sediment
Organizer
International Association of Geoanalysts and Geostandards Newsletter - GeoPT15
Material
MSAN, Ocean Floor Sediment
Literature
Preliminary Report - GeoPT15 Proficiency Testing Round
Download
Major elements [wt %]
CRB
RV
1sRV
Z-Score
Na₂O
4.250
4.220
0.070
---
MgO
3.660
3.680
0.060
---
Al₂O₃
15.470
15.700
0.210
---
SiO₂
54.150
54.730
0.600
---
P₂O5
0.263
0.260
0.006
---
SO₃
0.142
---
---
K₂O
1.400
1.410
0.030
---
CaO
5.630
5.530
0.090
---
TiO₂
1.120
1.110
0.020
---
Fe₂O₃ tot
8.220
8.060
0.120
---
MnO
0.143
0.560
0.004
---
L.O.I.
4.490
---
---
Trace elements [µg/g]
CRB
RV
1sRV
Z-Score
As
5.00
7.30
0.40
---
Ba
286.00
273.00
9.40
---
Co
21.00
23.70
1.20
---
Cr
69.00
77.40
3.20
---
Cu
55.00
59.40
2.60
---
Ga
16.00
17.60
0.90
---
Nb
6.00
6.25
0.38
---
Ni
29.00
29.00
1.40
---
Pb
21.00
17.40
0.90
---
Rb
28.00
21.90
1.60
---
Sr
381.00
361.40
101.90
---
V
216.00
197.90
7.10
---
Zn
87.00
92.60
3.70
---
Zr
132.00
139.70
5.30
---
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
