BS ISO 3621:1994
Photography - Processing chemicals - Specifications for sodium tetraborate decahydrate

Standard No.

BS ISO 3621:1994

Release Date

1995

Published By

British Standards Institution (BSI)

Status

Be replaced 1995-04

Replace By

BS ISO 3621:1995

Latest

BS ISO 3621:1995

Replace

93/311591 DC:1993 BS 3311:1978

Scope

This International Standard establishes criteria for the purity of photographic-grade sodium tetraborate deca-hydrate and specifies the tests to be used to deter-mine the purity.

BS ISO 3621:1994 history

• 1995 BS ISO 3621:1995 Photography. Processing chemicals. Specifications for sodium tetraborate decahydrate
• 1995 BS ISO 3621:1994 Photography - Processing chemicals - Specifications for sodium tetraborate decahydrate