NSF/ANSI 42 : 2019被替代
Drinking Water Treatment Units - Aesthetic Effects
出版：National Sanitation Foundation
专家解读视频
基本信息
标准编号： NSF/ANSI 42 : 2019
标准类别：Revision
出版单位：National Sanitation Foundation
标准页数：0
标准简介
The point-of-use (POU) and point-of-entry (POE) systems addressed by this Standard are designed to be used for the reduction of specific substances that may be present in drinking water (public or private) considered to be microbiologically safe and of known quality.
替代本标准的新标准
