ANSI/NSF 55(i20)-2007
Ultraviolet microbiological water treatment systems
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ANSI/NSF 55(i20)-2007
Standard No.
ANSI/NSF 55(i20)-2007
Release Date
2007
Published By
American National Standards Institute (ANSI)
Scope
Inclusion of language in section 8 for Class B systems stating that the systems was tested under laboratory conditions and actual use may vary.
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