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

Jan 9, 2019

Event note: vdu training on the topic of "LAGA PN 98"

As a member of the Verband Deutscher Untersuchungslaboratorien e.V. (vdu) we would like to draw your attention to an interesting training on the topic "LAGA PN 98" in September 2019. If you are interested in attending, please contact the vdu until March 1st. ... read more

Dec 27, 2018

Trusted Shops seal: asbestos analysis shop in three languages certified as trustworthy

In order for international interested parties to recognize us easily and quickly as a trustworthy supplier, we have had our end customer shop tested according to the quality and safety criteria of Trusted Shops. ... read more

Dec 20, 2018

Our availability at the end of December 2018

Our laboratory will be closed on 24 and 31 December. On 27 and 28 December, however, we will be on duty for you at the usual times. ... read more