Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 General considerations
5 Technical uncertainty
6 Matrix uncertainty
7 Distributional uncertainties
8 Combined and expanded uncertainty
9 Expression of measurement uncertainty in the test reports
Annex A (informative) Calculation of standard deviations with two or more than two test portions (intralaboratory reproducibility standard deviation and matrix uncertainty standard deviation)
Annex B (informative) Matrix effect and matrix uncertainty
Annex C (informative) Intrinsic variability (standard uncertainty) of most probable number estimates
Annex D (informative) Correction of experimental standard deviations for unwanted uncertainty components
Bibliography