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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:
Molecular Weight:
422.39
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NB.24

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

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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
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)
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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