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Round robin tests XRF-analysis XRF Round-robin test GeoPT35, England - TLM-1, Tonalite

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT35
Material of proficiency test:
TLM-1, (Tonalite)
Study finished:
2014 - 9
Literature:
Report - GeoPT35 Proficiency Testing Round

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O2,9202,9600,050-0,400
MgO3,3003,3200,055-0,180
Al₂O₃17,35017,2900,2300,130
SiO₂58,55058,5400,6400,010
P₂O50,1290,1290,0040,050
K₂O1,6601,6400,0300,350
CaO6,7806,6900,1010,460
TiO₂0,8400,8310,0110,270
Fe₂O₃ tot7,6307,5350,1110,430
MnO0,1130,1160,003-0,390
L.O.I.*0,5300,7500,110---

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba735,00733,0021,700,05
C-tot. *900,00597,00200,00---
Ce17,0028,301,40-4,13
Co20,0019,301,000,33
Cl *230,00229,0072,00---
Cr *16,0016,8011,00---
Cu21,0020,001,000,49
F *290,00471,00194,00---
Ga21,0019,101,000,97
Hf3,703,500,200,46
La12,0012,600,70-0,41
Nd14,0016,800,90-1,60
Ni8,006,000,402,73
Pb15,0014,000,800,66
Pr6,003,900,304,10
Rb56,0060,802,60-0,91
S *80,00108,0038,00---
Sm4,004,100,300,24
Sr302,00294,0010,000,40
Th4,003,900,300,16
U1,001,200,10-1,40
V144,00146,005,50-0,15
Y24,0024,001,200,02
Zn88,0089,803,70-0,25
Zr126,00125,504,900,05

Legend

CRB
results CRB
cooperative test
results collaborative study
1s-RV
Standard deviation collaborative study
Z-Score
Difference of measured value from mean study
*
Value not certified
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