ANSI IT4.156-2002
Approved American National Standard for Photography Processing Chemicals Specifications for Anhydrous Sodium Formaldehyde Bisulfite

Standard No.

ANSI IT4.156-2002

Release Date

2002

Published By

American National Standards Institute （ANSI)

Latest

ANSI IT4.156-2002

ANSI IT4.156-2002 history

• 2002 ANSI IT4.156-2002 Approved American National Standard for Photography Processing Chemicals Specifications for Anhydrous Sodium Formaldehyde Bisulfite