ISO 3943:1993
Photography; processing chemicals; specifications for anhydrous sodium acetate

Standard No.

ISO 3943:1993

Release Date

1993

Published By

International Organization for Standardization (ISO)

Latest

ISO 3943:1993

Scope

Establishes criteria for the purity of photographic-grade anhydrous sodium acetate and describes the tests to be used to determine the purity. The test methods are concerned with assay, insoluble matter content, heavy metals content, iron content, halides content, alkalinity, acidity, appearance of solution.

ISO 3943:1993 history

• 1993 ISO 3943:1993 Photography; processing chemicals; specifications for anhydrous sodium acetate
• 1976 ISO 3943:1976 Photographic grade sodium acetate, anhydrous — Specification