Photography — Processing chemicals — Specifications for anhydrous sodium metabisulfite
NORM herausgegeben am 20.12.2001
Designation standards: ISO 3627:2001-ed.3.0
Publication date standards: 20.12.2001
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: International technical standard
Kategorie: Technische Normen ISO
Description / Abstract: This International Standard establishes criteria for the purity of photographic-grade anhydrous sodium metabisulfite and specifies the tests to be used to determine the purity.