This standard was last reviewed and confirmed in 2018. Therefore this version remains current.
Abstract Preview
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
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Status : PublishedPublication date : 1992-12
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Edition : 1Number of pages : 3
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- ICS :
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Photographic chemicals
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Life cycle
A standard is reviewed every 5 years
Revisions / Corrigenda
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Now confirmed
ISO 10349-5:1992
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