NSF/ANSI 245 - 2007


Due to co-operations between PIA and NSF, tests according to NSF / ANSI test standards 40 and 245 can also be performed in Europe at the test site of the PIA in Aachen.

The standard NSF/ANSI 245 contains minimum requirements for systems eliminating nitrogen, which can be examined according to it along with the examination according to standard NSF/ANSI 40 (minimum requirement Class 1). The average of all effluent nitrogen samples shall stay below 50% of the average of all influent samples.

For questions concerning the NSF examinations, please contact: e.lance [at]