Proposed revision to NSF/ANSI 418 - Effluent Filters – Field Longevity Testing (418i4r1) The purpose of this ballot is to update normative references in NSF/ANSI 418.
08669: Approval of 418i4r1 - Normative References
Document (Archive)
2023-12-07
WWT-2023-18 - 418 normative references update.pdf
Document
2023-11-15
Blank Comment - TEMPLATE.docx
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