Norm

ISO 10349-9:1992 en

Photography - Photographic-grade chemicals - Test methods - Part 9: Reaction to ammoniacal silver nitrate

31,57

Over deze norm

Status Definitief
Aantal pagina's 2
Gepubliceerd op 30-12-1992
Taal Engels
The method is based on weighing a test portion, dissolving it in water, transfer of the solution to each of two Nessler colour-comparison cylinders, preparing a test solution by adding freshly prepared ammoniacal silver nitrate solution to one of the Nessler cylinders and mixing well, preparing a blank solution by adding ammonium hydroxide solution and water to the other Nessler cylinder and mixing well, allowing the solutions to stand for 2 min, and comparing the colour and turbidity of the two solutions.

Details

ICS-code 37.040.30
Nederlandse titel Photography - Photographic-grade chemicals - Test methods - Part 9: Reaction to ammoniacal silver nitrate
Engelse titel Photography - Photographic-grade chemicals - Test methods - Part 9: Reaction to ammoniacal silver nitrate

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