本文件规定了水样中目标化合物的质谱鉴定标准，一般适用于环境样品。本文件旨在与为测定特定化合物而制定的标准结合使用。如果分析特定化合物的标准方法包括识别标准，则应遵循这些标准。

This document specifies the criteria for mass spectrometric identification of target compounds in water samples and is applicable to environmental samples in general. This document is intended to be used in conjunction with standards developed for the determination of specific compounds. If a standard method for analysing specific compounds includes criteria for identification, those criteria are followed.