ISO 3629:2000
Photography - Processing chemicals - Specifications for potassium metabisulfite

Standard No.

ISO 3629:2000

Release Date

2000

Published By

International Organization for Standardization (ISO)

Latest

ISO 3629:2000

Scope

This International Standard establishes criteria for the purity of photographic-grade potassium metabisulfite and specifies the tests to be used to determine the purity.

ISO 3629:2000 history

• 2000 ISO 3629:2000 Photography - Processing chemicals - Specifications for potassium metabisulfite
• 1996 ISO 3629:1996 Photography - Processing chemicals - Specifications for potassium metabisulfite
• 1976 ISO 3629:1976 Photographic grade potassium metabisulphite; Specification