NEN EN ISO 3961 : 2013

National foreword
1 Scope
2 Normative references
3 Definition
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of test sample
9 Procedure
10 Calculation
11 Precision
12 Test report
Annex A (informative) Interlaboratory test
Annex B (informative) Bibliography
Annex ZA (normative) Normative references to international
                     publications with their relevant
                     European publications
Table 1 - Mass of test portion
Table 2 - Rounding off of results
Table 3 - Repeatability and reproducibility limits
Table A.1 - Results of interlaboratory tests
Table A.2 - Mean determinations of iodine value
Table A.3 - Summary of three "error" estimates

Defines a reference method for the determination of the iodine value (commonly known in the industry as IV) of animal and vegetable fats and oils, hereinafter referred to as fats.