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NSF 55-2012Ultraviolet Microbiological Water Treatment Systemsstandard by NSF International, 08/22/2012
NSF 50-2012Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilitiesstandard by NSF International, 09/16/2012
NSF 173-2012Dietary Supplementsstandard by NSF International, 08/07/2012
NSF 53-2011aDrinking water treatment units - Health effectsstandard by NSF International, 04/01/2012
NSF 44-2012Residential Cation Exchange Water Softenersstandard by NSF International, 02/29/2012
NSF 49-2012Biosafety Cabinetry: Design, Construction, Performance, and Field Certificationstandard by NSF International, 11/27/2012
NSF 53-2012Drinking water treatment units - Health effectsstandard by NSF International, 12/05/2012
NSF 62-2013Drinking Water Distillation Systemsstandard by NSF International, 06/11/2013
NSF 55-2013Ultraviolet Microbiological Water Treatment Systemsstandard by NSF International, 06/11/2013
NSF 42-2012Drinking Water Treatment Units - Aesthetic Effectsstandard by NSF International, 12/05/2012
NSF 58-2012aReverse Osmosis Drinking Water Treatment Systemsstandard by NSF International, 12/05/2012
NSF 42-2013Drinking Water Treatment Units - Aesthetic Effectsstandard by NSF International, 06/11/2013