ANSI/NSF 55(i25)-2007
Ultraviolet microbiological water treatment systems

Standard No.

ANSI/NSF 55(i25)-2007

Release Date

2007

Published By

American National Standards Institute （ANSI)

Scope

The proposed revision is to lower the maximum contaminant concentration (MCC) for lead for material extraction testing from 0.015 mg/L to 0.010 mg/L in Table 1 of the Drinking Water Treatment Unit Standards.