BS ISO 3622:1996
Photography - Processing chemicals - Specifications for ammonium thiocyanate

Standard No.

BS ISO 3622:1996

Release Date

1997

Published By

British Standards Institution (BSI)

Status

Be replaced 1997-02

Replace By

BS ISO 3622:1997

Latest

BS ISO 3622:1997

Replace

94/408987 DC:1994 BS 3750:1978

Scope

This International Standard establishes criteria for the purity of photographic-grade ammonium thiocyanate and specifies the test methods to be used to determine the purity.

BS ISO 3622:1996 history

• 1997 BS ISO 3622:1997 Photography. Processing chemicals. Specifications for ammonium thiocyanate
• 1997 BS ISO 3622:1996 Photography - Processing chemicals - Specifications for ammonium thiocyanate