Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 168-2019-geopt44a-cm-1
Logo

Round robin tests XRF-analysis XRF Round-robin test GeoPT 44, England - ShCX-1, Calcareous Shale

Study organized by:
International Association of Geoanalysts and Geostandards Newsletter - GeoPT44
Material of proficiency test:
ShCX-1, Calcareous Shale
Study finished:
2019 - 1
Literature:
Report - GeoPT44 Proficiency Testing Round 44 (Laborcode CRB = C85)

major elements [wt %]

CRBRV1sRVZ-Score
MgO0,5600,4900,0113,210
Al₂O₃1,6401,5600,0291,460
SiO₂7,7707,8300,115-0,240
P₂O50,0680,0610,0022,030
K₂O0,4700,4600,0100,480
CaO48,10047,6000,5320,470
TiO₂0,0860,0800,0021,280
Fe₂O₃tot0,9500,9550,020-0,140
MnO0,0270,0230,0012,460
L.O.I. *39,93040,1200,460-0,210
TC *12,40012,4000,1700,000
CO₂*37,20037,2000,4320,000

trace elements [µg/g]

CRBRV1sRVZ-Score
Sr298,00290,009,900,42
V75,0060,002,602,89
Zn187,00193,007,00-0,43

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