ISO 3432│IDF 221:2008规定了通过Van Gulik方法测定奶酪0%质量分数至40%质量分数范围内脂肪含量的丁酸计（包括塞子）的特性，并说明了用于称量和引入奶酪试验部分的合适装置。

ISO 3432│IDF 221:2008 specifies the characteristics of a butyrometer (including stoppers) for the determination of the fat content, in the range 0 % mass fraction to 40 % mass fraction, of cheese by the Van Gulik method and illustrates suitable devices for weighing and introducing the cheese test portion.