Difference between revisions of "Potassium ferricyanide"

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(Description)
(Description)
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== Description ==
 
== 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 [[electroplate|electroplating]] and as a [[reducing agent]] for photography.
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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.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==

Revision as of 15:00, 15 October 2014

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;

Chemical structure

Potassium ferricyanide.jpg


Other Properties

Soluble in water. Slightly soluble in ethanol.

Composition K3Fe(CN)6
CAS 13746-66-2
Density 1.85
Molecular Weight mol. wt. = 329.25

Hazards and Safety

Decomposes with heat, acids or UV light to produce highly toxic hydrogen cyanide fumes.

Mallinckrodt Baker: MSDS

Additional Information

N.Odegaard, S.Carroll, W.Zimmt, Material Characterization Tests for Objects of Art and Archaeology Archetype Publications, London, 2000, p. 62.

Authority

  • 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
  • Website address 1 Comment: 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

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