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2000 - XRF Round-robin test GeoPT6 - OU-3, Nahoron Microgranite

Organizer
International Association of Geoanalysts and Geostandards Newsletter - GeoPT6a
Material
OU-3, Nahoron Microgranite
Literature
Preliminary Report - GeoPT6 Proficiency Testing Round
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Major elements [wt %]

CRB
RV
1sRV
Z-Score
Na₂O
3.640
3.678
0.061
---
MgO
0.030
---
---
---
Al₂O₃
11.220
11.108
0.155
---
SiO₂
74.420
74.090
0.775
---
P₂O5
0.017
---
---
---
K₂O
4.650
4.550
0.072
---
CaO
0.220
0.200
0.005
---
TiO₂
0.230
0.224
0.006
---
Fe₂O₃ tot
3.780
3.830
0.062
---
MnO
0.090
0.090
0.003
---

Trace elements [µg/g]

CRB
RV
1sRV
Z-Score
Ba
15.00
28.00
1.40
Ce
228.00
196.00
7.10
Cr
14.00
18.60
1.00
F
1,200.00
1,100.00
30.70
Ga
35.00
32.10
1.50
Hf
17.00
22.60
1.10
La
107.00
94.60
3.80
Mo
2.00
1.98
0.14
Nb
61.00
80.30
3.30
Pb
31.00
36.30
1.70
Rb
184.00
172.00
6.30
Sr
6.00
11.50
0.60
Th
27.00
23.00
1.10
U
6.00
5.50
0.30
Y
97.00
113.00
4.40
Zn
150.00
149.00
5.60
Zr
983.00
942.00
26.90

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