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The complex ion Fe(CN)64-, used in making blue pigments, blueprint paper, and ferricyanide.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Chemistry) any salt of ferrocyanic acid, such as potassium ferrocyanide, K4Fe(CN)6
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(ˌfɛr oʊˈsaɪ əˌnaɪd, -nɪd)

a salt of ferrocyanic acid, as potassium ferrocyanide, K4Fe(CN)6.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ferrocyanide - salt of ferrocyanic acid usually obtained by a reaction of a cyanide with iron sulphate
potassium ferrocyanide, yellow prussiate of potash - a cyanide compound that is prepared by the reaction of potassium cyanide with ferrous salts; commonly used by gardeners
salt - a compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal)
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References in periodicals archive ?
Each of the extracts (1-5 mg/mL) was mixed with 2.5 mL, 200 mM sodium phosphate buffer (pH 6.6) and 2.5 mL of 1% potassium hexacyanoferrate (III) (-[K.sub.3][Fe[(CN).sub.6]]).
Progar et al., "Quantitative determination of thallium binding to ferric hexacyanoferrate: Prussian blue," International Journal of Pharmaceutics, vol.
Ji, "Nonenzymatic amperometric glucose biosensor based on nickel hexacyanoferrate nanoparticle film modified electrodes," Colloids and Surfaces B: Biointerfaces, vol.
Faghihian, "Performance of novel adsorbent prepared by magnetic metal-organic framework (MOF) modified by potassium nickel hexacyanoferrate for removal of [Cs.sup.+] from aqueous solution," Separation and Purification Technology, vol.
Singh, "Synthesis of nickel hexacyanoferrate nanoparticles and their potential as heterogeneous catalysts for the solventfree oxidation of benzyl alcohol," Chinese Journal of Catalysis, vol.
Prussian blue (ferric hexacyanoferrate) is a dye used for the internal decorporation of Cesium-137 ([sup.137]Cs) and Thallium-201 ([sup.201]Tl) [1,2].
Cell suspensions were then rinsed twice with PBS and postfixed with 1% osmic acid and 1.5% potassium hexacyanoferrate (II) solution (pH 7.3) and incubated at 4[degrees]C for 2h; then cell suspensions were dehydrated in a graded series of alcohol for 5 min each.
For the fluorescent assay, cells were incubated with a reaction solution containing 0.2 M citrate [Na.sub.2]HP[O.sub.4] pH 5.0, 6.4 mM Mg[Cl.sub.2], 100 mM potassium hexacyanoferrate (II) trihydrate, 100 mM potassium hexacyanoferrate (III), 5M NaCl, and 2mM fluorescein di-[beta]-galactopyranoside (FDG) solubilized in DMSO.
Each sample (1 mL) was mixed with 2.5 mL phosphate buffer (0.2mol/L, pH 6.6), and 2.5 mL potassium hexacyanoferrate solution (1%, w/v).
Prussian blue (PB) staining was performed for all animals investigated, by incubation of slides in 10% potassium hexacyanoferrate for 10 minutes at room temperature, followed by treatment with 5% potassium hexacyanoferrate in 10% hydrochloric acid for 30 minutes at 37[degrees]C, and subsequent rinsing in distilled water.