ISO 424:1976
Photographic grade sodium carbonate, anhydrous; Specification

Standard No.

ISO 424:1976

Release Date

1976

Published By

International Organization for Standardization (ISO)

Status

Withdraw

Replace By

ISO 424:1994

Latest

ISO 424:1994

ISO 424:1976 history

• 1994 ISO 424:1994 Photography - Processing chemicals - Specifications for anhydrous sodium carbonate and sodium carbonate monohydrate
• 1976 ISO 424:1976 Photographic grade sodium carbonate, anhydrous; Specification