DIN EN ISO 660:2005
Animal and vegetable fats and oils - Determination of acid value and acidity (ISO 660:1996 + Amd 1:2003); German version EN ISO 660:1999 + A1:2005

Standard No.

DIN EN ISO 660:2005

Release Date

2005

Published By

German Institute for Standardization

Status

Withdraw 2009-10

Replace By

DIN EN ISO 660:2009

Latest

DIN EN ISO 660:2009

DIN EN ISO 660:2019

DIN EN ISO 660:2020-12

Scope

This International Standard specifies three methods (two titrimetric and one potentiometric) for the de- termination of acidity in animal and vegetable fats and oils, hereinafter referred to as fats. The acidity is ex- pressed preferably as acid value, or alternatively as acidity calculated conventionally. The method described in clause 4 is the reference method. The method described in clause 5 applies to oils and fats which are not strongly coloured. The methods are riot applicable to waxes.

DIN EN ISO 660:2005 history

• 2020 DIN EN ISO 660:2020 Animal and vegetable fats and oils - Determination of acid value and acidity (ISO 660:2020); German version EN ISO 660:2020
• 1970 DIN EN ISO 660 E:2019-06 Determination of acid value and acidity of animal and vegetable fats and oils (draft)
• 2019 DIN EN ISO 660 E:2019 Draft Document - Animal and vegetable fats and oils - Determination of acid value and acidity (ISO/DIS 660:2019); German and English version prEN ISO 660:2019
• 2009 DIN EN ISO 660:2009 Animal and vegetable fats and oils - Determination of acid value and acidity (ISO 660:2009); English version of DIN EN ISO 660:2009-10
• 2005 DIN EN ISO 660:2005 Animal and vegetable fats and oils - Determination of acid value and acidity (ISO 660:1996 + Amd 1:2003); German version EN ISO 660:1999 + A1:2005