Photography — Processing chemicals — Specifications for 1-phenyl-3-pyrazolidinone
NORM herausgegeben am 3.11.1994
Designation standards: ISO 3299:1994-ed.2.0
Publication date standards: 3.11.1994
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: International technical standard
Kategorie: Technische Normen ISO
Description / Abstract: Cancels and replaces the first edition (1976). Establishes criteria for the purity of photographic-grade 1-phenyl-3-pyrazolidinone (phenidone) and specifies the test methods to be used to determine the purity.