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31254

Sigma-Aldrich

Potassium hexacyanoferrate(II) trihydrate

puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99%

Synonym(s):

Potassium ferrocyanide, Yellow prussiate

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About This Item

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:
329753703
NACRES:
NB.24
Assay:
≥99%
form:
crystalline

grade

ACS reagent
puriss. p.a.

Agency

USP/NF
reag. ISO
reag. Ph. Eur.

Assay

≥99%

form

crystalline

impurities

≤0.005% Insoluble matter

pH

8-10 (25 °C, 211 g/L)

mp

70 °C (lit.)

anion traces

chloride (Cl-): ≤0.01%
sulfate (SO42-): ≤0.005%

cation traces

Na: ≤0.01%
Pb: ≤0.002%

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

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Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKCW2347
MKCR5551
MKCP3292
MKCP4134
MKCP2823

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A voltammetric biosensor based on glassy carbon electrodes modified with single-walled carbon nanotubes/hemoglobin for detection of acrylamide in water extracts from potato crisps.
Krajewska A, et al.
Sensors, 8(9), 5832-5844 (2008)
M A D Listiyani et al.
Journal of dairy science, 94(9), 4347-4359 (2011-08-23)
Previous studies have shown that bleaching negatively affects the flavor of 70% whey protein concentrate (WPC70), but bleaching effects on lower-protein products have not been established. Benzoyl peroxide (BP), a whey bleaching agent, degrades to benzoic acid (BA) and may
Production of pectolytic enzymes by Aspergillus niger: effect of inoculum size and potassium hexacyanoferrate II-trihydrate.
Friedrich J, et al.
Applied Microbiology and Biotechnology, 33(4), 377-381 (1990)
Decomposition of crystalline potassium hexacyanoferrate (II) trihydrate by incident energetic argon ions.
Ohno SI and Furukawa K.
Bulletin of the Chemical Society of Japan, 58(4), 1100-1104 (1985)
Thermal decomposition of potassium hexacyanoferrate (II) trihydrate.
Kunrath JI, et al.
Journal of Thermal Analysis and Calorimetry, 14(3), 253-264 (1978)
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