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Round robin tests XRF-analysis XRF Round-robin test GeoPT 39, England - SyMP-1, Syenite

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT39
Material of proficiency test:
SyMP-1, Syenite
Study finished:
2016 - 7
Literature:
Report - GeoPT38 Proficiency Testing Round 39 (Laborcode CRB = U22)

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O1,7801,7200,0320,190
MgO3,2703,3100,055-0,380
Al₂O₃13,15012,9900,1770,460
SiO₂55,30055,5200,607-0,180
P₂O50,7060,7210,015-0,480
K₂O10,39010,4000,146-0,050
CaO3,1603,1400,0530,190
TiO₂0,7900,7990,017-0,290
Fe₂O₃tot7,7807,7550,1140,110
MnO0,1020,1010,0030,240
L.O.I.2,3702,3900,040-0,250
C-tot. *0,5000,6400,100---

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba5067,005220,00115,00-0,66
Ce419,00471,0014,90-1,74
Cl *190,00180,0040,00---
Cr276,00296,0010,10-0,99
Cu121,00115,004,500,67
F *4380,003561,00785,00---
Ga18,0021,301,10-1,54
Hf21,0023,751,20-1,17
La243,00219,007,801,54
Nd205,00222,407,90-1,10
Ni221,00230,008,10-0,56
Pb245,00248,508,70-0,20
Pr43,0057,302,50-2,87
Rb627,00641,8019,40-0,38
Sm23,0040,601,90-4,72
Sr782,00778,0022,900,09
Th73,00124,204,80-5,32
U12,0013,200,70-0,83
V154,00156,505,90-0,21
Y65,0048,002,10-3,96
Zn113,00111,701,400,15
Zr868,00917,0026,30-0,93

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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