ISO/TC 42

Projekta Nr.ISO 6:1993
Nosaukums<p>Specified is a sensitometric method for determining and expressing the speed of photographic negative materials.</p>
Reģistrācijas numurs (WIID)3580
Darbības sfēra<p>Specified is a sensitometric method for determining and expressing the speed of photographic negative materials.</p>
StatussStandarts spēkā
ICS grupa37.040.20