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AFNOR
AFNOR
NF EN ISO 80601-2-55/A1
En Vigor
2023-12-13
Medical electrical equipment - Part 2-55 : particular requirements for
the basic safety and essential performance of respiratory gas monitors -
Amendment 1
AFNOR
NF ETS 300356-19
En Vigor
1997-07-01
Integrated Services Digital Network (ISDN). Signalling System n° 7 ISDN
User Part (ISUP) version 2 for the international interface. Part 19 :
Three-Party (3PTY) supplementary service.
AFNOR
NF EN ISO 23697-1
En Vigor
2025-12-17
Water quality - Determination of total bound nitrogen (ST-TNb) in water
using small-scale sealed tubes - Part 1: Dimethylphenol colour reaction
