NSF 41-2011

Non-Liquid Saturated Treatment Systems
standard by NSF International, 02/18/2011

NSF 40-2004

Residential Wastewater Treatment Systems
standard by NSF International, 11/15/2004

NSF 42-2017

Drinking Water Treatment Units – Aesthetic Effects
standard by NSF International, 04/11/2017

NSF P335

NSF Protocol 335 – Hygienic Commercial Hand Dryers
standard by NSF International, 04/01/2007

NSF 42-2000a

Drinking Water Treatment Units – Aesthetic Effects
standard by NSF International, 12/04/2000

NSF 61-2010

Drinking Water System Components – Health Effects
standard by NSF International, 02/15/2010

NSF 46-2016

Evaluation of components and devices used in wastewater treatment systems
standard by NSF International, 10/14/2015

NSF 62-2018

Drinking Water Distillation Systems
standard by NSF International, 2018

NSF 59-2012

Mobile Food Carts
standard by NSF International, 08/08/2012