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Round robin tests XRF-analysis XRF Round-robin test NRCGA-CAGS, China - Marines Sediment MS-BH1

Study organized by:
National Research Center for Geoanalysis - Chinese Academy of Geological Sciences
Material of proficiency test:
MS-BH1 (Marines Sediment)
Study finished:
2010 - 11
Literature:
Zertifikat Ringversuchsveranstalter

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O2,5502,7100,080
MgO1,6501,6600,030
Al₂O₃13,50013,3600,100
SiO₂66,95066,8600,220
P₂O50,0980,0960,004
SO₃0,1700,1600,010
K₂O3,0903,1300,040
CaO1,9001,8900,030
TiO₂0,6140,6200,010
Fe₂O₃ tot4,0804,1600,070
MnO0,0610,0580,001
L.O.I.*5,120 

trace elements [µg/g]

CRBRV1sRVZ-Score
As19,007,600,60
Ba530,00576,0012,00
Br39,0039,40 
Ce39,0067,002,30
Cl [%]0,6560,61 
Co12,0011,500,30
Cr67,0057,203,00
Cu22,0020,500,60
F [%]0,0720,072 
Ga15,0016,201,00
Ge1,101,10 
Hf7,808,100,50
La43,0034,502,20
Nb9,0012,201,60
Nd40,0030,701,40
Ni19,0026,800,60
Pb33,0022,900,90
Pr12,005,400,10
Rb115,00117,002,00
Sm15,005,400,10
Sr222,00211,005,00
Th15,0010,300,40
U1,502,100,20
V71,0069,002,60
Y32,0030,901,40
Zn77,0066,502,80
Zr337,00328,0010,00

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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