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Round robin tests XRF-analysis XRF Round-robin test GeoPT6 - OU-3, Nahoron Microgranite

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT6a
Material of proficiency test:
OU-3, Nahoron Microgranite
Study finished:
2000 - 2
Literature:
Preliminary Report - GeoPT6 Proficiency Testing Round

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O3,6403,6780,061---
MgO0,030---------
Al₂O₃11,22011,1080,155---
SiO₂74,42074,0900,775---
P₂O50,017---------
K₂O4,6504,5500,072---
CaO0,2200,2000,005---
TiO₂0,2300,2240,006---
Fe₂O₃ tot3,7803,8300,062---
MnO0,0900,0900,003---

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba15,0028,001,40
Ce228,00196,007,10
Cr14,0018,601,00
F1200,001100,0030,70
Ga35,0032,101,50
Hf17,0022,601,10
La107,0094,603,80
Mo2,001,980,14
Nb61,0080,303,30
Pb31,0036,301,70
Rb184,00172,006,30
Sr6,0011,500,60
Th27,0023,001,10
U6,005,500,30
Y97,00113,004,40
Zn150,00149,005,60
Zr983,00942,0026,90

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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