本文件给出了建立或修订用于分析以下微生物的标准化参考方法的技术要求和指南: --供人类消费的产品； --喂养动物的产品； --食品和饲料生产和处理领域的环境样本； --初级生产阶段的样品。 本文件规定了建立新的标准化参考方法和修订现有标准化参考法的技术阶段。其中特别包括对所选方法进行验证的要求和指导。 本文件旨在由ISO/TC 34/SC 9及其CEN级别的相应结构（即CEN/TC 463）实施。

This document gives technical requirements and guidance on the establishment or revision of standardized reference methods used for the analysis of microorganisms in: —    products intended for human consumption; —    products for feeding animals; —    environmental samples in the area of food and feed production and handling; —    samples from the primary production stage. This document specifies the technical stages of the establishment of a new standardized reference method and of the revision of an existing standardized reference method. It includes, in particular, requirements and guidance on the validation of the selected method. This document is intended to be implemented in particular by ISO/TC 34/SC 9 and its corresponding structure at CEN level, which is CEN/TC 463.