725331

Sigma-Aldrich

Iron oxide(II,III), magnetic nanoparticles solution

5 nm avg. part. size, 5 mg/mL in H2O

Synonym(s):
Magnetite, Superparamagnetic iron oxide nanoparticles, Magnetic iron oxide nanocrystals
Empirical Formula (Hill Notation):
Fe3O4
CAS Number:
Molecular Weight:
231.53
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

form

dispersion
nanoparticles

concentration

5 mg/mL in H2O

magnetization

>25 emu/g, at 4500Oe

particle size

4-6 nm (TEM)

avg. part. size

5 nm

density

1.00 g/mL at 25 °C

SMILES string

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

InChI

1S/3Fe.4O

InChI key

SZVJSHCCFOBDDC-UHFFFAOYSA-N

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General description

Iron oxide(II,III), magnetic nanoparticles solution is a chemically stable dispersed solution with a large surface to volume ratio. Its properties include good biocompatibility, and magnetic susceptibility (χ).
Concentration 5mg/ml includes total weight nanocrystals plus ligands.

Application

Fe3O4 magnetic nanoparticles solution can be used in a variety of biomedical applications such as drug delivery. It can also be coated for immobilization of surface atoms for chelation of metal ions.

Packaging

5 mL in glass bottle

storage_class_code

12 - Non Combustible Liquids

WGK Germany

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

Magnetic gamma-Fe2O3 nanoparticles coated with poly-l-cysteine for chelation of As (III), Cu (II), Cd (II), Ni (II), Pb (II) and Zn (II)
White BR, et al.
Journal of Hazardous Materials, 161(2-3), 848-853 (2009)
Magnetic resonance imaging of ultrasmall superparamagnetic iron oxide-labeled exosomes from stem cells: a new method to obtain labeled exosomes
Busato A, et al.
International journal of nanomedicine, 11(3), 2481-2481 (2016)
Microfluidic synthesis of microfibers for magnetic-responsive controlled drug release and cell culture
Lin Y, et al.
Testing, 7(3), e33184-e33184 (2012)
Magnetic nanoparticles-a review
Indira TK and Lakshmi PK
International Journal of Pharmaceutical Sciences and Nanotechnology, 3(3), 1035-1042 (2010)
M A Olutoye et al.
Bioresource technology, 132, 103-108 (2013-02-12)
An active heterogeneous Al2O3 modified MgZnO (MgZnAlO) catalyst was prepared and the catalytic activity was investigated for the transesterification of different vegetable oils (refined palm oil, waste cooking palm oil, palm kernel oil and coconut oil) with methanol to produce...
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