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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
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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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
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)
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)
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)
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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