Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 050-2007-unicamp-brp-1
Logo

Round robin tests XRF-analysis XRF Round-robin test UNICAMP - BRP-1, Basalt

Study organized by:
UNICAMP, Instituto de Geosciencas, Campinas, Brasilien
Material of proficiency test:
BRP-1, Basalt
Study finished:
2007 - 11
Literature:
Certificate of Analysis of the Reference Material BRP-1 (Basalt Ribeirao Preto)

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O2,7102,7100,040
MgO3,9003,9400,050
Al₂O₃12,34012,4000,140
SiO₂50,26050,3900,760
P₂O50,6230,6300,020  
K₂O1,5001,5200,020
CaO7,9107,9500,110
TiO₂3,9403,8100,060
Fe₂O₃ tot15,64015,5900,160
MnO0,2040,2100,006
L.O.I.0,490

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba578,00555,0014,60
Ce68,0093,302,30
Co32,0037,501,80
Cr15,0012,400,80
Cu177,00160,005,00
Ga22,0024,801,00
Hf6,008,000,30
La34,0042,601,10
Nb25,0029,101,60
Nd48,0051,901,30
Ni29,0023,401,80
Pb5,005,500,40
Rb34,0035,501,50
Sr461,00492,0011,80
V378,00391,0010,00
Y41,0042,602,20
Zn139,00142,203,10
Zr309,00310,406,30

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

Sep 16, 2019

Job vacancy: Geoscientist (m/f/d)

To strengthen our team we are looking for a geoscientist/material scientist in the field of asbestos analysis. Experience in this field would be ideal, but is not a prerequisite. ... read more

Aug 9, 2019

Non-destructive analysis of firefighting clothing on asbestos/KMF

CRB develops in cooperation with MeyerundKuhl Spezialwäschen GmbH a non-destructive method for the analysis of potentially contaminated fire brigade clothing on asbestos and artificial mineral fibres ... read more

Jul 26, 2019

vdu training course "LAGA PN 98" in Hanover

On 24 September 2019, the vdu training course "LAGA PN 98" will take place in Hanover. As a member of the Association of German Research Laboratories e.V. (vdu) we would like to draw your attention to this interesting event. ... read more

';