Potassium hexacyanoferrate(II) trihydrate, BioUltra, >=99.5% (RT)

Name: Potassium hexacyanoferrate(II) trihydrate, BioUltra, >=99.5% (RT)
Brand: SIGMA-ALDRICH
SKU: 60279-250G
Price: 106.07 USD

Code: 60279-250G D2-231

Not available outside of the UK & Ireland.

Application

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

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$106.07 250G

absorption	cut-off at 411 nm in H₂O at 0.5 M
anion traces	sulfate (SO₄^2-): ≤50 mg/kg, chloride (Cl^-): ≤50 mg/kg, carbonate (CO₃^2-): ≤20 mg/kg
assay	≥99.5% (RT)
cation traces	As: ≤0.1 mg/kg, Na: ≤100 mg/kg, Cr: ≤5 mg/kg, Mn: ≤5 mg/kg, Sr: ≤5 mg/kg, Mg: ≤5 mg/kg, Ca: ≤10 mg/kg, Zn: ≤10 mg/kg, Cu: ≤5 mg/kg, Co: ≤10 mg/kg, Ni: ≤5 mg/kg, Cd: ≤5 mg/kg, Pb: ≤10 mg/kg
form	solid
impurities	insoluble matter, passes filter test
InChI key	NRYOVBQTVIWDNU-UHFFFAOYSA-N
InChI	1S/6CN.Fe.4K.3H2O/c61-2;;;;;;;;/h;;;;;;;;;;;31H2/q;;;;;;-4;4*+1;;;
mp	70 °C (lit.)
pH	8.0-10.0 (25 °C, 0.5 M in H₂O)
product line	BioUltra
Quality Level	200
SMILES string	O.O.O.[K+].[K+].[K+].[K+].N#C[Fe-4](C#N)(C#N)(C#N)(C#N)C#N
solubility	H₂O: 0.5 M at 20 °C, clear, faintly yellow to greenish-yellow

Cas Number

14459-95-1

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