Photography — Processing chemicals — Specifications for anhydrous sodium sulfite
STANDARD published on 20.12.2001
Designation standards: ISO 418:2001-ed.3.0
Publication date standards: 20.12.2001
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 anhydrous sodium sulfite and specifies the tests to be used to determine the purity.