NSF/ANSI Standard 46 - Evaluation of Components and Devices ...
NSF/ANSI Standard 46 - Evaluation of Components and Devices ...
NSF/ANSI Standard 46 - Evaluation of Components and Devices ...
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<strong>NSF</strong>/<strong>ANSI</strong> <strong>St<strong>and</strong>ard</strong> <strong>46</strong><br />
• Chlorination devices<br />
– Life test – Influent Wastewater Characteristics<br />
– Chlorination devices (<strong>46</strong>)<br />
» From secondary treated effluent<br />
» Criteria:<br />
CBOD 5<br />
TSS<br />
fecal coliform<br />
≤ 25 mg/L<br />
≤ 30 mg/L<br />
≤ 10 4 to 10 6 organisms/100 mL<br />
pH 6.0 to 9.0<br />
temperature.<br />
Ammonia<br />
6º to 30º C (42 to 86 Fº)<br />
≥ 2.0 mg/L <strong>and</strong> ≤ 4.0 mg/L
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