Normas AFNOR
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AFNOR
AFNOR
NF ETS 300356-19
En Vigor
1997-07-01
Integrated Services Digital Network (ISDN). Signalling System no 7 ISDN
User Part (ISUP) version 2 for the international interface. Part 19 :
Three-Party (3PTY) supplementary service.
AFNOR
NF EN ISO 20764
En Vigor
2004-08-01
Petroleum and related products - Preparation of a test portion of
high-boiling liquids for the determination of water content - Nitrogen
purge method
AFNOR
NF EN 451-2
Anulada
2017-06-17
Method of testing fly ash. Part 2 : determination of fineness by wet sieving.
