ONORM EN ISO 660 : 2009
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
View Superseded by
ANIMAL AND VEGETABLE FATS AND OILS - DETERMINATION OF ACID VALUE AND ACIDITY
15-12-2020
12-01-2013
National foreword
1 Scope
2 Normative references
3 Definitions
4 Hot ethanol method using indicator
5 Cold solvent method using indicator
6 Potentiometric method
7 Calculation
8 Precision
9 Test report
Annex A (informative) Results of interlaboratory tests
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 - Choice of fatty acid for expression of acidity
Defines three methods, two titrimetric and one potentiometric, to determine the acidity in animal and vegetable oils and fats. The acidity is expressed as acid value, or as acidity calculated conventionally.
| Committee |
TC 205
|
| DocumentType |
Standard
|
| PublisherName |
Osterreichisches Normungsinstitut/Austrian Standards
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| SN EN ISO 660 : 2009 | Identical |
| NEN EN ISO 660 : 2009 | Identical |
| NF EN ISO 660 : 2009 | Identical |
| NS EN ISO 660 : 2009 | Identical |
| I.S. EN ISO 660:2009 | Identical |
| EN ISO 660:2009 | Identical |
| DIN EN ISO 660:2009-10 | Identical |
| ISO 660:2009 | Identical |
| UNE-EN ISO 660:2010 | Identical |
| NBN EN ISO 660 : 2009 | Identical |
| UNI EN ISO 660 : 2009 | Identical |
| BS EN ISO 660:2000 | Identical |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
| ISO 661:2003 | Animal and vegetable fats and oils — Preparation of test sample |
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