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Applications Overview
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Oxides
| Alloys
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Samples
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Samples
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| Carbonblack
Last update: 2010-02-01
XRF Analysis of Oxides Overview
of Samples
Slag
S2 (pressed powder)
UniQuant in
its standardless mode, that is,
no sample specific standards were used.
Standard treated as unknown
All values are in [%]
XRF+UniQuant4 Fifteen laboratories
[%] EstErr Min. Average Max.
CaO 44.86 0.29 44.46 44.74 44.98
Fe2O3 27.02 0.12 27.10 27.41 27.77
P2O5 9.02 0.14 8.96 9.17 9.37
SiO2 6.47 0.04 6.27 6.38 6.59
MgO 5.81 0.14 5.11 5.29 5.65
MnO 4.54 0.06 4.56 4.67 4.96
V2O5 0.90 0.06 0.96 0.99 1.00
Al2O3 0.67 0.04 0.62 0.70 0.73
TiO2 0.18 0.02 0.18 0.19 0.19
S 0.15 0.01 0.13 0.14 0.18
Cr2O3 0.064 0.005 0.074 0.079 0.087
Na2O 0.035 0.008 0.019 0.029 0.040
K2O 0.0069 0.0010 0.0043 0.0059 0.0074
F <0.2 (0.1)
Additionally by UniQuant:
SrO 0.020 0.001
CeO2 0.014 0.005
La2O3 0.014 0.003
BaO 0.011 0.005
Cl 0.011 0.001
Re2O7 0.006 0.003
Ga2O3 0.004 0.001
Y2O3 0.004 0.001
Nb2O5 0.0033 0.0008
W 0.043 0.003 (due to grinding in Tungsten
Co 0.014 0.002 Carbide vessel?)
NIM
L SARM 3 (pressed powder)
UniQuant in
its standardless mode, that is,
no sample specific standards were used.
Standard treated as unknown
All values are in [%]
XRF+UniQuant4 Fifteen laboratories
[%] EstErr Min. Average Max.
SiO2 49.81 0.09 49.83 50.47 51.26
Al2O3 16.04 0.17 16.04 16.27 16.65
Fe2O3 9.07 0.08 9.02 9.23 9.37
Na2O 7.99 0.08 7.55 7.76 8.36
K2O 5.88 0.04 5.49 5.65 5.92
CaO 3.36 0.10 3.36 3.47 3.51
ZrO2 1.75 0.07 1.66 1.72 1.93
F 0.81 0.10 0.34 0.48 0.72
MnO 0.74 0.03 0.74 0.76 0.80
SrO 0.58 0.06 0.60 0.62 0.67
TiO2 0.44 0.02 0.46 0.47 0.49
MgO 0.24 0.03 0.14 0.21 0.24
Nb2O5 0.16 0.01 0.15 0.16 0.18
Cl 0.15 0.02 0.15 0.16 0.17
Additionally found by XRF+Uniquant:
Re2O7 0.019 0.001
S 0.072 0.002
P2O5 0.057 0.002
ZnO 0.040 0.002
SeO2 0.034 0.002
CeO2 0.032 0.003
La2O3 0.029 0.003
As2O3 0.024 0.002
HfO2 0.022 0.003
Rb2O 0.019 0.001
V2O5 0.013 0.001
Co2O3 0.007 0.001
PbO 0.007 0.001
Ga2O3 0.007 0.001
Y2O3 0.003 0.001
CuO 0.002 0.001
NBS
620 (pressed
powder)
UniQuant in
its standardless mode, that is,
no sample specific standards were used.
Standard treated as unknown
All values are in [%]
XRF+UniQuant4 Fifteen laboratories
[%] EstErr Min. Average Max.
SiO2 73.33 0.08 73.15 73.70 73.91
Na2O 13.09 0.10 12.35 12.56 13.30
CaO 6.90 0.15 7.01 7.17 7.24
MgO 4.00 0.12 3.63 3.78 4.06
Al2O3 1.91 0.06 1.85 1.95 2.04
K2O 0.36 0.01 0.35 0.37 0.39
SO3 0.22 0.02 0.23 0.26 0.34
As2O3 0.067 0.002 0.065 0.068 0.072
Fe2O3 0.038 0.001 0.037 0.039 0.041
TiO2 0.015 0.001 0.016 0.017 0.019
additionally found by XRF+Uniquant
SrO 0.034 0.001
ZrO2 0.028 0.001
Cl 0.007 0.001
P2O5 0.005 0.001
Re2O7 0.005 0.001
MnO 0.0023 0.0005
SeO2 0.0013 0.0004
CeO 0.0069 0.0017
ARL
200-E (glass)
UniQuant in
its standardless mode, that is,
no sample specific standards were used.
Standard treated as unknown
All values are in [%]
XRF+UniQuant4 Two laboratories
[%] EstErr Min. Average Max.
SiO2 61.57 0.09 60.12 60.58 61.03
Na2O 17.60 0.12 17.52 17.87 18.22
PbO 7.22 0.10 6.88 7.17 7.46
Al2O3 4.61 0.10 4.65 4.69 4.73
ZnO 3.98 0.03 3.62 3.72 3.81
F 1.90 0.12 2.18 2.76 3.35
CaO 0.89 0.05 0.89 0.91 0.92
BaO 0.84 0.04 0.74 0.81 0.88
K2O 0.63 0.01 0.64 0.65 0.66
Sb2O3 0.47 0.04 0.44 0.46 0.48
SO3 0.105 0.02 0.11 0.17 0.23
ZrO3 0.085 0.003 0.078 0.082 0.088
TiO2 0.056 0.002 0.053 0.056 0.058
Fe2O3 0.026 0.002 0.025 0.026 0.026
P2O5 <0.0030 0.0025 0.0027 0.029
MgO 0.013 0.003
W 0.006 0.002 (due to grinding in Tungsten
Co 0.003 0.001 Carbide vessel?)
MRG-1
(pressed
powder)
UniQuant in
its standardless mode, that is,
no sample specific standards were used.
PART 1, Trace elements
Standard treated as unknown
All values are in [%]
XRF+UniQuant4 Certified
[%] EstErr values [%,]
SiO2 38.97 0.09 39.32
Al2O3 9.75 0.14 8.50
Fe2O3 15.29 0.10 8.26
+ 8.63 FeO
MgO 14.03 0.21 13.49
CaO 13.96 0.20 14.77
Na2O 0.74 0.03 0.71
K2O 0.17 0.01 0.18
TiO2 3.48 0.05 3.69
P2O5 0.07 0.01 0.06
F <0.06 0.025
S 0.05 0.01 0.06
MnO 0.15 0.01 0.17
MRG-1
(pressed
powder)
UniQuant in
its standardless mode, that is,
no sample specific standards were used.
PART 2, Trace elements
Standard treated as unknown
All values are in [%]
Specified XRF + UniQuant4
mg/kg mg/kg StdErr Sigma Eq.Bg
Cl (150) 198 3 2.1 53
Co 86 134 11 1.8 134
Cr 450 424 4 2.3 43
Cu 135 122 3 1.6 52
La (10) 78 11 3.6 216
Nb (20) 20 3 0.7 52
Ni 195 163 4 1.9 83
Pb 10 11 5 1.8 96
Sc (48) 38 5 1.3 79
Sr 260 249 4 1.4 43
V 520 516 8 2.4 46
Y (16) 16 3 0.7 54
Zn 190 170 3 1.8 51
Zr 105 107 3 0.9 50
Sigma = represents counting error
Eq.Bg = Equivalent Background in mg/kg
StdErr = the largest of two values, namely Sigma
and 0.05.Eq.Bg plus 0.10.Equiv. line
overlaps (not specified here).
GBW
7310, Stream Sediment as
pressed powder
UniQuant in
its standardless mode, that is,
no sample specific standards were used.
PART 1, Majors and Minors
Standard treated as unknown
All values are in [%]
XRF+UniQuant4 Certified values
[%] EstErr [%,] ±
SiO2 74.78 0.08 76.25 0.10
Al2O3 11.98 0.15 10.37 0.05
Fe2O3 3.99 0.05 4.39 0.04
MgO 0.71 0.05 0.62 0.03
CaO 0.42 0.04 0.47 0.01
Na2O 0.74 0.03 0.46 0.01
K2O 3.42 0.03 3.28 0.03
Major elements in geo-samples suffer from ‘mineralogical
effects’ when analysed
as powder by XRF. Hence, for accurate analysis, the sample would
be normally
fused with a flux to form a homogeneous bead.
GBW
7310, Stream Sediment as
pressed powder
UniQuant in
its standardless mode, that is,
no sample specific standards were used.
PART 2, Trace elements
Standard treated as unknown
All values are in [%]
XRF+UQ4 Certified XRF+UQ4 Certified
ppm StdErr ppm ± ppm StdErr ppm ±
------------ ----------- ------------ ------------
As 174 8 188 6 S 180 8 170 20
Ba 184 51 260 8 Sb <15 14.9 0.7
Bi 42 3 50 2 Sc 4.6 3 7.4 0.2
Ce 68 9 58 2 Se <3 0.2 0.03
Cl 362 6 290 17 Sn 294 11 370 29
Co 22 4 8.5 0.3 Sr 23 3 29 1.4
Cr 32 2 40 1 Ta <11 5.7 0.3
Cu 84 2 79 1 Te <36 0.4
F 1790 300 1650 49 Ti 1920 80 2100 40
Ga 17 1 18.5 0.6 V 49 2 46.8 1.2
Ge 1.6 1.1 1.81 0.13 W 107 6 126 4
Hf <9 5.4 0.3 Y 39 12 42.7 2.1
In <16 1.9 0.2 Zn 361 2 373 6
La 18 13 30 1 Zr 152 3 153 6
Mn 2220 120 2490 33
Mo 8 3 5.9 0.3 XRF Analysis of Traces of
Nb 26 3 25 1 Lanthanides (not shown)
P 273 3 255 13 would require a
Pb 577 6 636 10 pre-concentration of the
Rb 394 4 408 6 sample.
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