ANSI/I3A IT4.232-2006
Photography - Processing chemicals - Specifications for photographic grade ammonium hydroxide, NH 4 OH (aqueous ammonia)

Standard No.

ANSI/I3A IT4.232-2006

Release Date

2006

Published By

American National Standards Institute （ANSI)

Scope

This standard states the purity requirements and test methods for photographic grade ammonium hydroxide.