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Magnetic iron oxide nanoparticles solution

Name: Magnetic iron oxide nanoparticles solution
Brand: SIGMA

0.3-0.7% Fe basis, 2.5-3.5% solids basis

Synonym(s):

Iron oxide(II,III), magnetic nanoparticles solution, Magnetic iron oxide nanocrystals, Magnetite, Superparamagnetic iron oxide nanoparticles

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About This Item

Empirical Formula (Hill Notation):

Fe₃O₄

CAS Number:

1317-61-9

Molecular Weight:

231.53

UNSPSC Code:

12352302

NACRES:

NA.25

MDL number:

MFCD00011010

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Properties

form

liquid

contains

oleic acid and 11-aminoundecanoic acid as stabilizer

composition

Fe, 0.3-0.7% , solids, 2.5-3.5%

concentration

in H₂O

diameter

10-50 nm (hydrodynamic diameter, 1% mean volume)

particle size

6.5 nm±3.0 nm (Fe-Oxide-Nucleus)

density

1.00 g/mL at 20 °C

SMILES string

O=[Fe].O=[Fe]O[Fe]=O

InChI

1S/3Fe.4O

InChI key

SZVJSHCCFOBDDC-UHFFFAOYSA-N

Description

General description

Concentration 5mg/ml includes total weight nanocrystals plus ligands.

Analysis Note

Z-Average: ~33 nm

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This Item	747408	790508	747254
SAFC 51238 Magnetic iron oxide nanoparticles solution	Sigma-Aldrich 747408 Iron oxide(II,III), magnetic nanoparticles solution	Sigma-Aldrich 790508 Iron oxide(II,III), magnetic nanoparticles solution	Sigma-Aldrich 747254 Iron oxide(II,III), magnetic nanoparticles solution
particle size 6.5 nm±3.0 nm (Fe-Oxide-Nucleus)	particle size -	particle size -	particle size -
form liquid	form dispersion, nanoparticles	form dispersion, nanoparticles	form dispersion, nanoparticles
composition Fe, 0.3-0.7% , solids, 2.5-3.5%	composition -	composition -	composition -
density 1.00 g/mL at 20 °C	density 0.988 g/mL at 25 °C, ~1 g/mL at 25 °C	density 0.995 g/mL at 25 °C, ~1 g/mL at 25 °C	density ~1 g/mL at 25 °C
contains oleic acid and 11-aminoundecanoic acid as stabilizer	contains -	contains -	contains -
diameter 10-50 nm (hydrodynamic diameter, 1% mean volume)	diameter -	diameter -	diameter -

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves

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