Home > QM, accreditation, proficiency tests > Round robin tests XRF-analysis > 120-2015-mpanrw-flugasche
Logo

Round robin tests XRF-analysis Round-robin test third-party supervisor 2014 - Fly ash

Study organized by:
Materialprüfungsamtes Nordrhein-Westfalen (MPA NRW)
Material of proficiency test:
Steinkohleflugasche
Study finished:
2015 - 11
Literature:
Bericht zur Vergleichsprüfung der Fremdüberwacher 2014

major elements [wt %]

CRBRV1sRVZ-Score
Na₂O1,1401,1200,0900,210
Na₂O-Äquivalent2,5902,5700,2200,110
MgO1,9201,8800,1600,220
Al₂O₃19,77019,8702,4200,120
SiO₂52,92053,0402,1000,060
P₂O50,4000,4300,1200,230
SO₃1,0601,1000,2600,130
K₂O2,2002,1900,2500,010
CaO5,2605,2900,4000,070
Fe₂O₃ tot.11,72011,4000,8800,360
L.O.I.1,4601,5200,2500,270
TOC1,0101,0200,1300,050

trace elements [µg/g]

CRBRV1sRVZ-Score

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

Mar 30, 2021

Dealing with asbestos: Ignorance does not protect against punishment – first check, then renovate

Time and again, contractors and do-it-yourselfers have to answer to the courts for failing to comply with occupational safety and environmental protection measures in connection with asbestos. ... read more

Feb 3, 2021

Asbestos discovered in talc-based U.S. cosmetic products

In a recent technical paper in the journal Environmental Health Insights, U.S. scientists from the Environmental Working Group Washington and the Scientific Analytical Institute Greensboro warn of asbestos in cosmetic products. ... read more

Jan 13, 2021

Results of current round-robin tests published

In 2020, CRB has again successfully participated in a series of round-robin tests for asbestos analysis and X-ray fluorescence analysis. ... read more

';