International Standard
ISO 10349-5:1992
Photography — Photographic-grade chemicals — Test methods — Part 5: Determination of heavy metals and iron content
Reference number
ISO 10349-5:1992
Edition 1
1992-12
International Standard
Read sample
ISO 10349-5:1992
21262
Published (Edition 1, 1992)
This standard was last reviewed and confirmed in 2023. Therefore this version remains current.

ISO 10349-5:1992

ISO 10349-5:1992
21262
Language
Format
CHF 42
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Abstract

The method is based on preparation of test samples and heavy metals standard solutions, preconditioning them, addition of sodium sulfide solution (for determination of heavy metals) or 1,10-phenanthroline reagent (for determination of iron), dilution with water, mixing well, transfer to two Nessler colour-comparison cylinders, and comparing the colour of both solutions.

General information

  •  : Published
     : 1992-12
    : International Standard confirmed [90.93]
  •  : 1
     : 3
  • ISO/TC 42
    37.040.30 
  • RSS updates

Life cycle

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