TY - JOUR
T1 - Comparison of different approaches of soil sampling uncertainty determination
AU - Glavič-Cindro, Denis
AU - Bruggeman, Michel
AU - Crnic, Boštjan
AU - Necemer, Marijan
AU - Petrovič, Toni
AU - Prem, Petra
AU - Vodenik, Branko
AU - Zorko, Benjamin
N1 - Score=1
PY - 2023/1/19
Y1 - 2023/1/19
N2 - The ISO/IEC 17025 standard requires that all significant contributions have to be propagated to the measurement uncertainty, including also sampling uncertainties. We evaluated soil sampling uncertainties for gamma-ray spectrometry by using in-house and split-sample methods. By in-house method, the sampling uncertainty was determined by comparing standard deviations of measurement results and average analytical uncertainty. With split-sample method, it was calculated using between-sample and between-analysis variances. If analytical uncertainty is reliably determined, the in-house method is recommended because fewer measurements
AB - The ISO/IEC 17025 standard requires that all significant contributions have to be propagated to the measurement uncertainty, including also sampling uncertainties. We evaluated soil sampling uncertainties for gamma-ray spectrometry by using in-house and split-sample methods. By in-house method, the sampling uncertainty was determined by comparing standard deviations of measurement results and average analytical uncertainty. With split-sample method, it was calculated using between-sample and between-analysis variances. If analytical uncertainty is reliably determined, the in-house method is recommended because fewer measurements
KW - Radioactivity
KW - Sampling
KW - Soil samples
KW - Uncertainty
KW - Sampling uncertainty
KW - Uncertainty budget
KW - ISO/IEC 17025:2017
KW - High resolution gamma-ray spectrometry
KW - Environmental samples
KW - Radionuclides
KW - ANOVA
KW - Between-sample variance
KW - Between-analysis variance
UR - https://ecm.sckcen.be/OTCS/llisapi.dll/open/53632653
U2 - 10.1016/j.apradiso.2023.110676
DO - 10.1016/j.apradiso.2023.110676
M3 - Article
VL - 194
JO - Applied Radiation and Isotopes
JF - Applied Radiation and Isotopes
SN - 0969-8043
M1 - 110676
ER -