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60279

Potassium hexacyanoferrate(II) trihydrate

BioUltra, ≥99.5% (RT)

Synonym(s):

Potassium ferrocyanide, Yellow prussiate

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About This Item

Linear Formula:
K4Fe(CN)6 · 3H2O
CAS Number:
Molecular Weight:
422.39
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
237-722-2
MDL number:
Assay:
≥99.5% (RT)
Grade:
reagent grade
Form:
solid
Solubility:
H2O: 0.5 M at 20 °C, clear, faintly yellow to greenish-yellow
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grade

reagent grade

Quality Segment

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 (CO32-): ≤20 mg/kg, chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤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

Application

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


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Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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