NSF 44:2007被替代
Residential Cation Exchange Water Softeners
出版：National Sanitation Foundation
专家解读视频
基本信息
标准编号： NSF 44:2007
发布时间：2007/10/15 0:00:00
标准类别：Standard
出版单位：National Sanitation Foundation
标准页数：60
标准简介
The manual, autoinitiated, and demand initiated regeneration residential cation exchange water softeners are designed to be used for the removal of hardness and the reduction of specific contaminants from drinking water supplies.
标准备注
Included in NSF DWTU SET. (11/2007)
替代本标准的新标准
