Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 056-2010-nrcga-gsms-5
Logo

Round robin tests XRF-analysis XRF Round-robin test NRCGA-CAGS, China - Marines Sediment GSMS-5

Study organized by:
National Research Center for Geoanalysis - Chinese Academy of Geological Sciences
Material of proficiency test:
GBW 07335 (GSMS-5, Marines Sediment)
Study finished:
2010 - 11
Literature:
Zertifikat Ringversuchsveranstalter

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O2,1002,3000,200
MgO2,5002,5100,090
Al₂O₃13,32013,1000,200
SiO₂59,40059,6000,200
P₂O50,1220,1200,010
SO₃0,2500,2200,010
K₂O2,7002,7100,060
CaO4,7804,8000,200
TiO₂0,7000,7200,030
Fe₂O₃ tot5,2705,2000,200
MnO0,0770,0730,005
L.O.I.*8,540 

trace elements [µg/g]

CRBRV1sRVZ-Score
As13,008,00 
Ba407,00396,0019,00
Cd0,400,20 
Ce97,0078,004,00
Cl [%]1,051,040,06
Co16,0015,001,00
Cr83,0078,0010,00
Cu18,0018,004,00
F [%]0,087  
Ga17,0016,002,00
Hf5,005,000,40
La23,0038,002,00
Nb10,0013,700,80
Nd25,0032,602,30
Ni31,0036,005,00
Pb30,0025,004,00
Pr5,008,300,30
Rb118,00118,003,00
Sm5,006,200,30
Sr204,00193,008,00
Th13,0013,600,60
U1,802,700,40
V90,0095,009,00
Y24,0025,002,00
Zn85,0079,008,00
Zr181,00184,0024,00

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

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

News

Sep 16, 2019

Job vacancy: Geoscientist (m/f/d)

To strengthen our team we are looking for a geoscientist/material scientist in the field of asbestos analysis. Experience in this field would be ideal, but is not a prerequisite. ... read more

Aug 9, 2019

Non-destructive analysis of firefighting clothing on asbestos/KMF

CRB develops in cooperation with MeyerundKuhl Spezialwäschen GmbH a non-destructive method for the analysis of potentially contaminated fire brigade clothing on asbestos and artificial mineral fibres ... read more

Jul 26, 2019

vdu training course "LAGA PN 98" in Hanover

On 24 September 2019, the vdu training course "LAGA PN 98" will take place in Hanover. As a member of the Association of German Research Laboratories e.V. (vdu) we would like to draw your attention to this interesting event. ... read more

';