NSF 50-2015

Equipment for Swimming Pools, Spas, Hot Tubs and other Recreational Water Facilities
standard by NSF International, 01/25/2015

NSF 51-2009

Food Equipment Materials
standard by NSF International, 04/22/2009

NSF 49i7r2

NSF 49 Class II (laminar flow) Biosafety Cabinetry
Amendment by NSF International, 11/11/2004

NSF 44-2009

Residential Cation Exchange Water Softeners
standard by NSF International, 08/27/2009

NSF 46-2002

Evaluation of components and devices used in wastewater treatment systems
standard by NSF International,

NSF 2-Supplement

Descriptive Details for Food Service Equipment Standards
standard by NSF International, 01/01/1998

NSF 14-2009

Plastics Piping System Components and Related Materials
standard by NSF International, 12/11/2009

NSF 41-2005 Addendum 1

Addendum 1 to Non-Liquid Saturated Treatment Systems
Amendment by NSF International, 03/12/2007

NSF 170-2007

Glossary of food equipment terminology
standard by NSF International, 07/13/2007

NSF 14-2007

Plastics Piping System Components and Related Materials
standard by NSF International, 03/02/2007