Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 026-2000-geopt7-gbpg-1
Logo

Round robin tests XRF-analysis XRF Round-robin test GeoPT7 - GBPG-1, Garnet-Biotite Plagiogneiss

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT7
Material of proficiency test:
GBPG-1, Garnet-Biotite Plagiogneiss
Study finished:
2000 - 7
Literature:
Preliminary Report - GeoPT7 Proficiency Testing Round

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O3,5403,6000,180
MgO2,5202,6000,090
Al₂O₃15,95015,9000,200
SiO₂64,96064,9500,710
P₂O50,0800,0800,002
K₂O2,2702,2000,080
CaO2,8502,8000,050
TiO₂0,7120,6940,024
Fe₂O₃ tot.6,0206,0300,020
MnO0,0710,0700,003

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba927,00908,0012,00
Ce90,00103,001,20
Co20,0019,500,30
Cr192,00182,002,60
Cu31,0030,000,40
Ga19,0018,600,20
La49,0053,000,80
Mo1,801,700,05
Nb8,009,900,22
Ni61,0059,600,80
Pb16,0014,100,24
Rb60,0056,000,65
Sr388,00363,502,60
Th12,5011,300,23
V90,0096,501,00
Y17,0018,000,32
Zn81,0080,300,70
Zr232,00231,803,30

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

Jan 27, 2020

Asbestosis: Why it is becoming increasingly common

At the beginning of January, ARD reported on asbestosis and the problem of its recognition as an occupational disease by the employers' liability insurance association. Sick people are still finding it difficult to prove that they have asbestosis, which is why they are usually not entitled to an accident pension. ... read more

Jan 23, 2020

Innovation award for safe asbestos decontamination of firefighter clothing

Innovation award for a process developed by MeyerundKuhl Spezialwäschen GmbH together with CRB for the analysis of possibly contaminated fire brigade clothing for asbestos and artificial mineral fibres. ... read more

Jan 21, 2020

ARD contribution: Tenants with asbestos problems left alone

Whenever independent building measures are carried out in your own household: tenants are often left in ignorance. It is essential to know whether asbestos has been used in your own home and what dangers you may be exposed to. ... read more

';