714204

ISO 10349-3:1992

Photography -- Photographic-grade chemicals -- Test methods -- Part 3: Determination of matter insoluble in ammonium hydroxide solution

standard by International Organization for Standardization , 12/01/1992

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Full Description

The method is based on weighing a test portion, dissolution in water, addition of ammonium oxalate solution, diammonium hydrogen phosphate solution and ammonium hydroxide solution, allowing to stand for at least 8 h, filtering out the precipitate through filter paper, transfer of the filter paper with precipitate to a prepared crucible, burning it over a gas burner, incineration of the residue in a furnace, cooling in a desiccator, and reweighing.

 

Product Details

Published:
12/01/1992
Number of Pages:
2
File Size:
1 file , 580 KB
Note:
This product is unavailable in Ukraine, Russia, Belarus