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|Maximum Contaminant Level (MCL)||1 mg/L|
|Potential Health Effects
(from ingestion of water)
|Methemoglobulinemia(blue baby syndrome)|
|Potential Source of Contaminant||Animal waste, fertilizer, natural deposits, septic tanks, sewage; rapidly converts to nitrate|
|Applicable NSF/ANSI Standard(s)||Standard 53
|Water Treatment Technologies Certified by NSF for Reduction of this Contaminant||Reverse Osmosis|