Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 043-2005-geopt16-bnv-1
Logo

Round robin tests XRF-analysis XRF Round-robin test GeoPT16 - BNV-1, Basalt

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT16
Material of proficiency test:
BNV-1, Basalt
Study finished:
2005 - 2
Literature:
Preliminary Report - GeoPT16 Proficiency Testing Round

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O2,0702,0870,034
MgO8,4808,5140,123
Al₂O₃17,22017,4100,227
SiO₂47,84047,9900,536
P₂O50,1360,1380,004
SO₃0,096  
K₂O0,1830,1880,005
CaO12,28012,1490,167
TiO₂1,2071,1670,023
Fe₂O₃ tot10,51010,3300,145
MnO0,1620,1620,0043

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba173,00196,006,40
Co45,0046,902,10
Cr274,00302,0010,20
Cu85,0089,503,60
Ga17,0016,020,84
Nb3,504,160,38
Ni165,00145,705,40
Sr381,00361,4011,90
V218,00238,008,40
Zn70,0070,803,00
Zr56,0056,102,40

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

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

Jun 28, 2019

Review of the 8th symposium "Der Bausachverständige"

Under the title "Radon and asbestos - invisible enemies in the house" the 8th symposium "Der Bausachverständige" took place in Cologne. Read our follow-up report here. ... read more

';