Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 047-2006-geopt18-kpt-1
Logo

Round robin tests XRF-analysis XRF Round-robin test GeoPT18 - KPT-1, Quarz Diorite

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT18
Material of proficiency test:
KPT-1, Quarz Diorite
Study finished:
2006 - 4
Literature:
Preliminary Report - GeoPT18 Proficiency Testing Round

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O2,4502,6100,045
MgO4,2404,3000,069
Al₂O₃14,41014,4100,193
SiO₂54,06054,1400,594
P₂O50,1640,1700,004
K₂O1,6401,6500,030
CaO7,0006,8900,103
TiO₂0,9110,9000,018
Fe₂O₃ tot12,50012,2400,168
MnO0,1550,1400,004

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba439,00465,0014,70
Ce39,0055,002,40
Cr158,00152,005,80
Ga17,0018,210,94
La29,0026,901,31
Nb6,908,480,49
Ni165,00145,705,40
Pb83,0081,073,35
Rb70,0064,452,65
Sr244,00261,049,04
V181,00197,207,12
Y24,0025,821,27
Zn115,00120,244,68
Zr138,00158,125,90

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

Asbestos Analysis0

Reliable analysis of asbestos with SEM/EDXORDER NOW!

Order inquiry & contact

  • Phone: +49 (0)5505 // 940 98-0
  • fax: +49 (0)5505 // 940 98-260

News

Jan 9, 2019

Event note: vdu training on the topic of "LAGA PN 98"

As a member of the Verband Deutscher Untersuchungslaboratorien e.V. (vdu) we would like to draw your attention to an interesting training on the topic "LAGA PN 98" in September 2019. If you are interested in attending, please contact the vdu until March 1st. ... read more

Dec 27, 2018

Trusted Shops seal: asbestos analysis shop in three languages certified as trustworthy

In order for international interested parties to recognize us easily and quickly as a trustworthy supplier, we have had our end customer shop tested according to the quality and safety criteria of Trusted Shops. ... read more

Dec 20, 2018

Our availability at the end of December 2018

Our laboratory will be closed on 24 and 31 December. On 27 and 28 December, however, we will be on duty for you at the usual times. ... read more