Proposed revision to NSF/ANSI 53 – Drinking Water Treatment Units – Health Effects (53i121r1) The proposed revision will add a statement to Section 7.5.7. for conditioning and conditioning volumes for microcystin reduction claims.
06481: Approval of 53i121r1 - Microcystin
Document (Archive)
2020-07-14
DWTU-2020-7 - Meeting Summary Excerpt.pdf
Document
2020-06-22
DWTU-2020-7 - Microcystin Issue Paper.pdf
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