Proposed revision to NSF/ANSI 42 – Drinking Water Treatment Units- Aesthetic Effects. The proposed revision adds clarification to the exposure method for powdered activated carbon and polymer binders finer than 100 mesh under NSF/ANSI 42.
06359: Approval of 42i102r1 - testing powder media
Document (Archive)
2020-04-07
DWTU-2019-7 - Meeting Summary Excerpt.pdf
Document
2020-03-16
DWTU-2019-7_testing powder media.pdf
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