NSF 44-2014

Residential Cation Exchange Water Softeners
standard by NSF International, 10/16/2014

NSF 42-2001

Drinking Water Treatment Units – Aesthetic Effects
standard by NSF International,

NSF 3-1965

Commercial Spray-Type Dishwashing and Glasswashing Machines-HISTORICAL
standard by NSF International,

NSF 55-2002

Ultraviolet Microbiological Water Treatment Systems
standard by NSF International, 01/29/2002

NSF 53-2007a

Drinking Water Treatment Units-Health Effects
standard by NSF International, 07/10/2007

NSF 363-2016

Good Manufacturing Practices (GMP) for Pharmaceutical Excipients
standard by NSF International, 07/07/2016

NSF 140-2015

Sustainability Assessment for Carpet
standard by NSF International, 02/27/2015

NSF 14-2010a

Plastics Piping System Components and Related Materials
standard by NSF International, 04/01/2011

NSF 244-2018

Drinking Water Treatment Units – Supplemental Microbiological Water Treatment Systems – Filtration
standard by NSF International, 05/01/2018

NSF 3-2010

Commercial Warewashing Equipment
standard by NSF International, 11/02/2010