标准编号：ISO 21807:2004
中文名称：食物和动物饲料的微生物学 水活性的测定
英文名称：Microbiology of food and animal feeding stuffs — Determination of water activity
发布日期：2004-09
标准范围
This International Standard gives basic principles and requirements for physical methods of determining the water activity of products intended for human consumption and the feeding of animals.Water activity can be used to predict microbial growth and determine the microbiological stability of a food product, and it also provides an important, quantitatively determinable criterion for estimating the times for which a foodstuff can be kept.
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