NSF/ANSI 42:2020被替代
Drinking Water Treatment Units - Aesthetic Effects
出版：
專家解讀視頻
基本信息
標準編號： NSF/ANSI 42:2020
標準類別：Standard
出版單位：
標準頁數：0
標準簡介
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.
替代本標準的新標準
