60279

Potassium hexacyanoferrate(II) trihydrate

BioUltra, ≥99.5% (RT)

• Synonym(s): Potassium ferrocyanide, Yellow prussiate
• Linear Formula: K₄Fe(CN)₆ · 3H₂O
• CAS Number: 14459-95-1
• Molecular Weight: 422.39
• EC Number: 237-722-2
• MDL number: MFCD00167023
• UNSPSC Code: 12352302
• PubChem Substance ID: 57651742
• NACRES: NA.25

Properties

• product line: BioUltra
• assay: ≥99.5% (RT)
• form: solid
• impurities: insoluble matter, passes filter test
• pH: 8.0-10.0 (25 °C, 0.5 M in H₂O)
• mp: 70 °C (lit.)
• solubility: H₂O: 0.5 M at 20 °C, clear, faintly yellow to greenish-yellow
• anion traces: carbonate (CO₃^2-): ≤20 mg/kg; chloride (Cl^-): ≤50 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• cation traces: As: ≤0.1 mg/kg; Ca: ≤10 mg/kg; Cd: ≤5 mg/kg; Co: ≤10 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Na: ≤100 mg/kg; Ni: ≤5 mg/kg; Pb: ≤10 mg/kg; Sr: ≤5 mg/kg; Zn: ≤10 mg/kg
• absorption: cut-off at 411 nm in H₂O at 0.5 M
• SMILES string: O.O.O.[K+].[K+].[K+].[K+].N#C[Fe-4](C#N)(C#N)(C#N)(C#N)C#N
• InChI: 1S/6CN.Fe.4K.3H2O/c6*1-2;;;;;;;;/h;;;;;;;;;;;3*1H2/q;;;;;;-4;4*+1;;;
• InChI key: NRYOVBQTVIWDNU-UHFFFAOYSA-N

Description

Application

Potassium hexacyanoferrate(II) a redox couple with potassium hexacyanoferrate(III) is used with luminol-based chemiluninescent assays.

Safety Information

• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Gloves