Reference number
ISO 10349-10:1992
ISO 10349-10:1992
© ISO 2024
International Standard
ISO 10349-10:1992
Photography — Photographic-grade chemicals — Test methods — Part 10: Determination of sulfide content
Edition 1
1992-12
1992-12
ISO 10349-10:1992
21267
Published
(Edition 1, 1992)
This publication was last reviewed and confirmed in 2023.
Therefore this version remains current.
Abstract
The method is based on weighing a test portion, dissolution in water, transfer to one of the Nessler colour-comparison cylinders, pipetting the volume of sulfide standard into the second Nessler colour-comparison cylinder, addition of alkaline lead solution, making up with water, mixing thoroughly, and comparing the colour and clarity of the two solutions.
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