Difference between revisions of "Potassium ferricyanide"
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Ruby red crystalline powder that is used to make [[blueprint paper|blueprints]], to stain [[wood]], and dye [[wool]]. Potassium ferricyanide is also used as an etching liquid in [[electroplate|electroplating]] and as a [[reducing agent]] for photography. | Ruby red crystalline powder that is used to make [[blueprint paper|blueprints]], to stain [[wood]], and dye [[wool]]. Potassium ferricyanide is also used as an etching liquid in [[electroplate|electroplating]] and as a [[reducing agent]] for photography. | ||
| − | + | [[[SliderGallery rightalign|potassium ferricyanide.jpg~Chemical structure]]] | |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
farmer's reducer; potassium hexacyanoferrate (III); Mercer's liquor; red prussiate of potash; red potassium prussiate; | farmer's reducer; potassium hexacyanoferrate (III); Mercer's liquor; red prussiate of potash; red potassium prussiate; | ||
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== Risks == | == Risks == | ||
Latest revision as of 13:28, 8 September 2022
Description
Ruby red crystalline powder that is used to make blueprints, to stain Wood, and dye Wool. Potassium ferricyanide is also used as an etching liquid in electroplating and as a Reducing agent for photography.
Synonyms and Related Terms
farmer's reducer; potassium hexacyanoferrate (III); Mercer's liquor; red prussiate of potash; red potassium prussiate;
Risks
- Decomposes with heat, acids or UV light to produce highly toxic hydrogen cyanide fumes.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in water. Slightly soluble in ethanol.
| Composition | K3Fe(CN)6 |
|---|---|
| CAS | 13746-66-2 |
| Density | 1.85 g/ml |
| Molecular Weight | mol. wt. = 329.25 |
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 632
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- Photographic chemicals at www.jetcity.com/~mrjones/chemdesc
- N.Odegaard, S.Carroll, W.Zimmt, Material Characterization Tests for Objects of Art and Archaeology, Archetype Publications, London, 2000, p. 62.