NSF 55-2004

Ultraviolet Microbiological Water Treatment Systems
standard by NSF International, 10/01/2004

NSF 2-2018

Food Equipment
standard by NSF International, 04/02/2018

NSF 8-2018

Commercial Powered Food Preparation Equipment
standard by NSF International, 07/01/2018

NSF 14-2011

Plastics Piping System Components and Related Materials
standard by NSF International, 02/08/2012

NSF 58-2019

Reverse Osmosis Drinking Water Treatment Systems
standard by NSF International, 12/01/2019

NSF 8-2012

Commercial Powered Food Preparation Equipment
standard by NSF International, 08/08/2012

NSF 4-2000e

Commercial Cooking, Rethermalization, and Powered Hot Food Holding and Transport Equipment
standard by NSF International, 12/04/2000

NSF 60-2017

Drinking Water Treatment Chemicals – Health Effects
standard by NSF International, 04/23/2017

NSF 5-2005

Water Heaters, Hot Water Supply Boilers, and Heat Recovery Equipment
standard by NSF International, 09/21/2005

NSF 53-2013

Drinking water treatment units – Health effects
standard by NSF International, 06/11/2013