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Prussian Blue Dye (14038-43-8)

Prussian Blue Chemical Structure

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What is Prussian Blue Dye?

Prussian blue, often called Berlin blue, Brandenburg blue, or Parisian or Paris blue in painting, was at first developed as a pigment for use in paint and ink. The name Prussian blue dates back to the 18th century, when the chemical was used to color the coats of Prussian army uniforms. It occurs as a microcrystalline blue powder.

Macsen Laboratories is the leading manufacturer and supplier of Prussian Blue Dye with ISO certification.
Name of Product Prussian Blue Dye
IUPAC Name iron(2+);iron(3+);octadecacyanide
Synonyms Ferric Ferrocyanide; iron(III) hexacyanoferrate(II); Ferrocin; Parisian blue; Preussischblau; Turnbulls Blau; Berliner Blau; Brandenburg blue; Berlin blue; Sarum blue; Midnight blue
CAS No 14038-43-8
Molecular Formula C18Fe7N18
Molecular Weight 859.2 g/mol
Pubchem CID 2724251
Pubchem SID 475523906

Chemical Properties

SR. No Criteria Limit/Specification
1 Appearance (Form) Solid Powder
2 Appearance (Colour) Deep Blue
3 Bulk Density 0.4%
4 Specific gravity 1.6
5 Volatile matter Not more than 1%
6 pH Value Not less than 5


  • Prussian Blue dye serves as a pigment that is utilized frequently in the production of oil paintings, watercolors, dyes, and also in some cosmetic ingredients, as it is simple to make, inexpensive, non-toxic, and vividly colored.
  • It is dominantly used in the production of black and bluish inks.
  • Several formulations of laundry bluing contain prussian blue dye.
  • Prussian blue in an oily base has traditionally been the material of choice for identifying metal surfaces prior to hand scraping, particularly surface plates and bearings.
  • Prussian Blue/Prussian Blue Analogues and their derivatives can be employed as electrode materials in lithium-ion, sodium-ion, and potassium-ion batteries for reversible alkali-ion insertion and extraction.
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