NSF 40-1999

Residential Wastewater Treatment Systems
standard by NSF International, 01/18/1999

NSF 18-2007

Manual Food and Beverage Dispensing Equipment
standard by NSF International, 04/03/2007

NSF 13-2012

Refuse Processors and Processing Equipment
standard by NSF International, 08/08/2012

NSF 53-2002

Drinking Water Treatment Units-Health Effects
standard by NSF International, 02/15/2002

NSF 173-2008

Dietary Supplements
standard by NSF International, 04/14/2008

NSF 177-2004

Shower filtration systems – Aesthetic effects
standard by NSF International, 09/03/2004

NSF 5-2019

Water Heaters, Hot Water Supply Boilers, and Heat Recovery Equipment
standard by NSF International, 09/01/2019

NSF 100-1995

Environmental Auditing – Principals and General Practices – OBSOLETE
standard by NSF International, 01/01/1995

NSF 50-2010

Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities – Evaluation criteria for materials, components, products, equipment and systems for use at recreational water facilities
standard by NSF International, 08/01/2010

NSF 2-2005

Food Equipment
standard by NSF International, 03/01/2005