Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
6 Apparatus
7 Preparation of test samples
8 Procedure
9 Expression of results
10 Test report
Annex A (informative) Names of 12 kinds of Nitrosamines and the Standard selective GC-MS ions
Annex B (informative) The chromatography parameters for GC-MS
Annex C (informative) GC-MS total ion current of Nitrosamine standard sample
Annex D (normative) Confirmation of detected Nitrosamines
Annex E (normative) Alternative methods
Annex F (informative) Results of the interlaboratory tests
Bibliography