Reference number
ISO 3299:1994
© ISO 2024
International Standard
ISO 3299:1994
Photography — Processing chemicals — Specifications for 1-phenyl-3-pyrazolidinone
Edition 2
1994-11
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Published (Edition 2, 1994)
This publication was last reviewed and confirmed in 2021. Therefore this version remains current.

ISO 3299:1994

Language
Format
CHF 42
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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.

General information

  • Status
     : Published
    Publication date
     : 1994-11
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 2
    Number of pages
     : 5
  • Technical Committee :
    ISO/TC 42
    ICS :
    37.040.30 
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