NSF/ANSI 53-2011

Drinking Water Treatment Units-Health Effects NSF International / 01-Apr-2011 / 120 pages

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This edition of the Standard contains the following revisions:

Issue 77

This revision clarifies the rated service flow requirement by not allowing a rated service flow to be less than the required minimum service flow.

Issue 78

EPA methods for 524.2 and 524.3 for VOC analysis were added to Table 7.

This product replaced by:NSF/ANSI 53-2011a - Drinking water treatment units - Health effects
This product replaces:NSF/ANSI 53-2010 - Drinking Water Treatment Units-Health Effects
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