Round robin tests XRF-analysis VDI Proficiency test ambient air 1998
Study organized by:
DAP GmbH, Berlin - VDI, Düsseldorf - BAM, Berlin
Material of proficiency test:
Proficiency test DAP / VDI / BAM: air samples (SEM) according to VDI 3492, part 1
Study finished:
1998 - 1
Literature:
Certificate of attendance VDI
major elements [wt %]
CRB | RV | 1sRV | Z-Score | |
trace elements [µg/g]
CRB | RV | 1sRV | Z-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