1.04971

Potassium hexacyanoferrate(III)

EMPLURA^®

• Synonym(s): Potassium hexacyanoferrate(III), Potassium ferricyanide
• Linear Formula: K₃[Fe(CN)₆]
• CAS Number: 13746-66-2
• Molecular Weight: 329.24
• MDL number: MFCD00011392
• UNSPSC Code: 12352302
• EC Index Number: 237-323-3
• NACRES: NA.21

Properties

• Quality Level: 200
• product line: EMPLURA^®
• assay: ≥99.0% (iodometric)
• form: solid
• pH: 6 (20 °C, 50 g/L in H₂O)
• solubility: 464 g/L
• density: 1.85 g/cm³ at 20 °C
• bulk density: 900‑1000 kg/m³
• anion traces: chloride (Cl^-): ≤0.15%; hexacyanoferrate(II) ([Fe(CN)₆]^4-): ≤0.1%; sulfate (SO₄^2-): ≤0.01%
• storage temp.: 2-30°C
• InChI: 1S/6CN.Fe.3K/c6*1-2;;;;/q;;;;;;-3;3*+1
• InChI key: MIMJFNVDBPUTPB-UHFFFAOYSA-N

Description

Analysis Note

Assay (iodometric): ≥ 99.0 %
Chloride (Cl): ≤ 0.15 %
Hexacyanoferrate (II) (Fe(CN)6)⁴⁻): ≤ 0.1 %
Sulfate (SO₄): ≤ 0.01 %

Legal Information

EMPLURA is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS07,GHS09
• signalword: Warning
• hcodes: H319 - H411
• pcodes: P264 - P273 - P280 - P305 + P351 + P338 - P337 + P313 - P391
• Hazard Classifications: Aquatic Chronic 2 - Eye Irrit. 2
• supp_hazards: EUH032
• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable