Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 048-2006-geopt19-mgr-n
Logo

Round robin tests XRF-analysis XRF Round-robin test GeoPT19 - MGR-N, Gabbro

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT19
Material of proficiency test:
MGR-N, Gabbro
Study finished:
2006 - 8
Literature:
Preliminary Report - GeoPT19 Proficiency Testing Round

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O1,3101,3400,026
MgO4,6204,6800,074
Al₂O₃22,25022,2500,279
SiO₂43,00043,2900,491
P₂O50,043    
K₂O0,090  
CaO15,50015,2900,203
TiO₂0,9770,9600,019
Fe₂O₃ tot11,06010,7600,151
MnO0,1060,1000,003
L.O.I.0,770 

trace elements [µg/g]

CRBRV1sRVZ-Score
As1,301,750,13
Ba68,0053,462,35
Ce10,003,420,23
Co38,0035,30165,00
Cr49,0039,801,83
Cu590,00594,0018,20
Ga21,0019,201,00
Hf0,400,340,03
Nd8,002,700,18
Ni20,0019,701,00
Rb3,00  
Sr2,800,750,06
Th792,00787,0023,10
V439,00453,0014,40
Y6,004,400,28
Zn88,0093,303,80
Zr7,0010,000,57

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

Jul 10, 2020

Current disruption in e-mail communication

Due to a technical malfunction, we are currently unable to receive e-mails reliably. We are working on a quick solution to the problem and hope to be available for you again as soon as possible. ... read more

Mar 23, 2020

INTERSCHUTZ moved to 2021

The leading trade fair for fire, rescue, civil protection and security will be postponed from this year's June to June 2021 due to the current pandemic situation. ... read more

Mar 19, 2020

Still in service despite Corona

Despite the critical situation, we are still fully operational thanks to targeted internal measures. ... read more

';