ISO 3626:1996-ed.2.0..
ISO 3628:1994-ed.2.0..
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ISO 10349-5:1992
Photography — Photographic-grade chemicals — Test methods — Part 5: Determination of heavy metals and iron content
Automatically translated name:
Photography -- Photographic-grade chemicals -- Test methods -- Part 5: Determination of heavy metals and iron content
STANDARD published on 30.12.1992
The information about the standard:
Designation standards: ISO 10349-5:1992
Publication date standards: 30.12.1992
SKU: NS-421914
The number of pages: 3
Approximate weight : 9 g (0.02 lbs)
Country: International technical standard
Category: Technical standards ISO
The category - similar standards:
Annotation of standard text ISO 10349-5:1992 :
Description / 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.
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17.10.1996
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21.4.1994
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28.1.1993
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