Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Safety
6 Interferences
7 Apparatus
8 Reagents, standards and materials
9 Sample preparation
10 Procedure
11 Qualitative and quantitative analysis
12 Quality control
13 Precision and Accuracy
14 Test report
Annex A (informative) - Uncertainty in
TXRF measurements
Annex B (informative) - Validation of the method
Annex C (informative) - Results of international
inter-laboratory test program
Bibliography