Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 005-1995-irma-gspn-3
Logo

Round robin tests XRF-analysis XRF Round-robin test IRMA - GSPN-3, Manganese ore

Study organized by:
Institute of Rock and Mineral Analysis (IRMA) of the Chinese Academy of Geological Sciences
Material of proficiency test:
GSPN-3, marines Sediment, Manganerz
Study finished:
1995 - 11
Literature:
GEOSTANDARDS NEWSLETTERS, Vol. 19, No. 2, 1995, GEOSTANDARDS NEWSLETTERS, Vol. 22, No. 1, 1998

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O3,9903,0400,338
MgO3,6203,5600,140
Al₂O₃5,1804,6700,280
SiO₂14,20012,1000,500
P₂O50,3100,3600,050
SO₃0,2300,2200,070
K₂O1,1901,1100,120
CaO2,4302,2200,200
TiO₂0,5800,5400,040
Fe₂O₃ tot4,5004,5800,290
MnO30,00031,9001,000

trace elements [µg/g]

CRBRV1sRVZ-Score
As37,0054,0010,00
Ba2600,002400,00200,00
Cd22,0023,003,00
Ce277,00249,0022,00
Cl7600,007700,00700,00
Co1800,001600,0090,00
Cr10,0019,005,00
Cu11600,0013300,001200,00
La123,00184,0013,00
Mo603,00485,0038,00
Nb19,0047,003,00
Ni14100,0010200,00800,00
Pb297,00709,0036,00
Rb10,0016,005,00
Sr503,00853,0073,00
V530,00452,0051,00
Zn1400,00910,00150,00
Zr260,00612,0032,00

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

  • Tel.: +49 (0)5505 // 940 98-0
  • fax: +49 (0)5505 // 940 98-260

News

Apr 21, 2022

Congratulations to our partner agency for the Google badge

Blackbit was awarded the "Google Premium Partner" badge. This officially places the company among the 3% of the best Google agencies in Germany. We are not too surprised, but pleased, because we can only confirm: The Blackbit team knows what it's doing! ... read more

Dec 23, 2021

Follow-up report: 30th Forum Asbestos and Other Pollutants in Technical Structures

On November 11 and 12, 2021, the 30th Forum Asbestos took place at the Haus der Technik, Essen. After we were only able to participate in the online offerings of the conference in 2020, we were again on site in person at the 30th Forum. Here is a summary of our impressions of the event. ... read more

Nov 23, 2021

vdu training series "Drinking water sampling" in Hanover, Germany

On December 7, 2021, the vdu office in Hanover will offer a training course on "Basic and Refresher Training on Drinking Water Sampling". As a member of the Association of German Testing Laboratories e.V. (vdu), we are pleased to point out this interesting event. ... read more