< Back
rfa-ringversuch
2002 - XRF Round-robin test r-concept - Bauxite
Organizer
r-concept, Laupheim
Material
Bauxit
Literature
Abschlussbericht
Download
Major elements [wt %]
CRB
RV
1sRV
Z-Score
Na₂O
< 0,03
0.028
0.014
---
MgO
1.280
1.198
0.110
---
Al₂O₃
86.550
86.550
0.904
---
SiO₂
6.400
6.260
0.331
---
P₂O5
0.256
0.248
0.021
---
SO₃
0.020
0.017
0.009
---
K₂O
0.145
0.139
0.015
---
CaO
0.220
0.230
0.028
---
TiO₂
3.410
3.415
0.120
---
Fe₂O₃ tot.
1.410
1.445
0.149
---
MnO
0.008
0.008
0.003
---
L.O.I.
0.170
0.218
0.118
---
Trace elements [µg/g]
CRB
RV
1sRV
Z-Score
Cr
383.00
433.00
91.00
---
Zr
1,450.00
1,361.00
318.00
---
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
