本文件规定了测定动植物脂肪和油（以下简称“脂肪”）酸度的三种方法（两种滴定法和一种电位法）。酸度最好表示为酸值，或者表示为按常规计算的酸度。 本文件适用于精制和粗加工的植物或动物脂肪和油、肥皂原料脂肪酸或工业脂肪酸。它不适用于蜡。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies three methods (two titrimetric and one potentiometric) for the determination of acidity in animal and vegetable fats and oils, hereinafter referred to as "fats". The acidity is expressed preferably as acid value or, alternatively, as acidity calculated conventionally. This document is applicable to refined and crude vegetable or animal fats and oils, soap stock fatty acids or technical fatty acids. It does not apply to waxes.All current amendments available at time of purchase are included with the purchase of this document.