GB/T 5530-2005: Animal and vegetable fats and oils -- Determination of acid value and acidity

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Scope

This standard specifies the methods for determining the acidity in animal and vegetable
oils and fats (two titration methods and one potentiometer method); the acidity is
usually expressed as acid value. The hot ethanol determination method in this standard
is the reference method. The cold solvent method is applicable to light-colored oils and
fats.
This standard does not apply to waxes.

Basic Data

Standard ID	GB/T 5530-2005 (GB/T5530-2005)
Description (Translated English)	Animal and vegetable fats and oils. Determination of acid value and acidity
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	X14
Classification of International Standard	67.200.10
Word Count Estimation	12,112
Date of Issue	2005-11-11
Date of Implementation	2006-12-01
Older Standard (superseded by this standard)	GB/T 5530-1998
Quoted Standard	GB/T 6682-1992; GB/T 15687
Adopted Standard	ISO 660-1996; IDT
Regulation (derived from)	Announcement of Newly Approved National Standards No. 13 of 2005 (No. 87 overall)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China, China National Standardization Administration Committee
Summary	This standard specifies: Determination of animal fat acidity Method (two kinds and one potentiometer titration method), acidity is usually expressed in acid number. The standard hot ethanol assay as a reference method, cold solvent method is suitable for light oil. This standard does not apply wax.