Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 022-1999-geopt5-amh-1
Logo

Round robin tests XRF-analysis XRF Round-robin test GeoPT5 - AMH-1, Mount Hood Andesite

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT5
Material of proficiency test:
AMH-1, Mount Hood Andesite
Study finished:
1999 - 7
Literature:
Preliminary Report - GeoPT5 Proficiency Testing Round, Geostandards Newsletter, Vol. 24, No. 1, 06/00, p. 137

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O4,1804,2080,184
MgO3,1403,1560,179
Al₂O₃17,66017,5300,375
SiO₂60,45060,3370,686
P₂O50,1710,1700,011
K₂O1,2301,2270,047
CaO6,0206,0640,223
TiO₂0,8600,8460,052
Fe₂O₃ tot.6,1306,0980,281
MnO0,0950,0940,007

trace elements [µg/g]

CRBRV1sRVZ-Score
Ba308,00322,0024,00
Ce39,0033,004,70
Co21,0018,682,64
Cr52,0040,905,80
Cu29,0030,203,20
Ga22,0020,491,50
Ge1,101,030,20
Hf2,803,700,60
La17,0015,902,50
Mo2,801,200,40
Nb6,008,301,30
Ni34,0032,404,50
Rb22,0018,301,70
Sr529,00545,0030,50
Th4,302,600,40
V109,00106,4010,90
Y13,0016,442,60
Zn67,0066,905,50
Zr140,00146,0011,90

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

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

Mar 12, 2020

IFAT 2020 in Munich postponed to September

Due to the continuing spread of the novel coronavirus, IFAT 2020, which was originally scheduled for May 4 to 8, will unfortunately be postponed. ... read more

';