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Round robin tests XRF-analysis XRF Round-robin test DIFK, Bonn - PRE 72-3, Fire clay

Study organized by:
DIFK, Bonn
Material of proficiency test:
PRE 72-3, Eisenarme Schamotte
Study finished:
2008 - 6
Literature:
Dieser Ringversuch (Laborvergleich) dient der Validierung und Normung von Fundamentalparameter-Messprogrammen wie IQ+ oder Uniquant und der Durchführung der Messung an einem Pulverpressling.

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O0,0800,1200,090
MgO0,1300,1100,040
Al₂O₃43,97044,2500,840
SiO₂52,57052,3001,220
P₂O50,2300,0170,050
K₂O0,3800,3700,280
CaO0,0700,0600,030
TiO₂1,6801,6400,150
Fe₂O₃ tot.0,5900,6200,110

trace elements [µg/g]

CRBRV1sRVZ-Score

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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