potassium ferrocyanide

noun

Chemistry.

1. a lemon-yellow, crystalline, water-soluble solid, K 4 Fe(CN) 6 ⋅3H 2 O, used chiefly in casehardening alloys having an iron base and in dyeing wool and silk.

potassium ferrocyanide

noun

1. Also called: potassium hexacyanoferrate (II).  yellow prussiate of potash. a yellow soluble crystalline compound used in case-hardening steel and making dyes and pigments. Formula: K 4 Fe(CN) 6

Example Sentences

He extensively used potassium ferrocyanide to bleach detail into dark areas.

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He admonished them for sending their spies to a foreign country equipped with “soap made of potassium ferrocyanide or toilet water that contains lead acetate.”

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After thorough drying for forty-eight hours, there was placed on the surface of each board a few drops of a solution of potassium ferrocyanide.

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White Gunpowder: a mixture of potassium chlorate, potassium ferrocyanide, and sugar.

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Another mixture is 1.8 part aniline salt, 12 parts potassium ferrocyanide, 200 parts water, 3.5 parts potassium chlorate dissolved in water.

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