Historical
NSF/ANSI 41-2011
Non-liquid saturated treatment systems
Normative References were reviewed and updated through the ballot of this issue.
Content Provider
NSF International [nsf]
Normative References were reviewed and updated through the ballot of this issue.
Content Provider
NSF International [nsf]
As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.