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UNI
UNI EN ISO 16931 : 2009

UNI EN ISO 16931 : 2009

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The latest, up-to-date edition.

ANIMAL AND VEGETABLE FATS AND OILS - DETERMINATION OF POLYMERIZED TRIACYLGLYCEROLS BY HIGH-PERFORMANCE SIZE-EXCLUSION CHROMATOGRAPHY (HPSEC)

Published date

16-07-2009

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of test sample
9 Procedure
10 Expression of results
11 Precision
12 Test report
Annex A (informative) Chromatograms
Bibliography

Describes a method using high-performance size-exclusion chromatography (HPSEC) to determine the contents, as mass fractions, of polymerized triacylglycerols (PTAGs) in oils and fats which contain at least 3 % (from peak areas) of these polymers.

Committee
CT 3
DocumentType
Standard
PublisherName
Ente Nazionale Italiano di Unificazione (UNI)
Status
Current
Supersedes

ISO 6492:1999 Animal feeding stuffs — Determination of fat content
ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
ISO 5555:2001 Animal and vegetable fats and oils — Sampling
ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
ISO 661:2003 Animal and vegetable fats and oils Preparation of test sample

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