Photography — Processing chemicals — Specifications for potassium sulfite, 650 g/l solution
STANDARD published on 21.12.2000
Designation standards: ISO 5990:2000-ed.3.0
Publication date standards: 21.12.2000
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: This International Standard establishes criteria for the purity of photographic-grade potassium sulfite, 650 g/I aqueous solution, and specifies the tests to be used to determine the purity.