Customer Service:
Mon - Fri: 8:30 am - 6 pm EST

 Most recent

ANSI/ISO 6-1993 ANSI/NAPM IT2.5-1993

Photography - Black-and-White Pictorial Still Camera Negative Film/Process Systems - Determination of ISO Speed (same as ANSI/ISO 6-1993)

Content Provider
International Imaging Industry Association [I3A]


ANSI Logo

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.

CUSTOMER SERVICE
NEW YORK OFFICE
ANSI HEADQUARTERS