FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Overview of measurement
4 Reagents
5 Apparatus
6 Preparation of series of standard solutions
7 Test procedure
8 Data analysis/calculation of results
9 Test report
Annex A (Informative) - Diagram of the scroll device
Annex B (Informative) - Magnet removal method
Annex C (informative) - Case study
Annex D (informative) - Validation of the extraction
procedure
Bibliography