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725331

Sigma-Aldrich

Iron oxide(II,III), magnetic nanoparticles solution

5 nm avg. part. size, 5 mg/mL in H2O

Sinonimo/i:

Magnetic iron oxide nanocrystals, Magnetite, Superparamagnetic iron oxide nanoparticles

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5 ML
CHF 670.00

CHF 670.00


Spedizione prevista il26 marzo 2025


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Cambia visualizzazione
5 ML
CHF 670.00

About This Item

Formula empirica (notazione di Hill):
Fe3O4
Numero CAS:
Peso molecolare:
231.53
Numero MDL:
Codice UNSPSC:
12352302
ID PubChem:
NACRES:
NA.23

CHF 670.00


Spedizione prevista il26 marzo 2025


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Stato

dispersion
nanoparticles

Livello qualitativo

Concentrazione

5 mg/mL in H2O

Magnetizzazione

>25 emu/g, at 4500Oe

Dimensione particelle

4-6 nm (TEM)

Dimens. media delle particelle

5 nm

Densità

1.00 g/mL at 25 °C

Stringa SMILE

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

InChI

1S/3Fe.4O
SZVJSHCCFOBDDC-UHFFFAOYSA-N

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Descrizione generale

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).[1]
Concentration 5mg/ml includes total weight nanocrystals plus ligands.

Applicazioni

Fe3O4 magnetic nanoparticles solution can be used in a variety of biomedical applications such as drug delivery.[2][3] It can also be coated for immobilization of surface atoms for chelation of metal ions.[4]

Codice della classe di stoccaggio

12 - Non Combustible Liquids

Classe di pericolosità dell'acqua (WGK)

nwg

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable


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Indira TK and Lakshmi PK
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Lin Y, et al.
Testing, 7(3), e33184-e33184 (2012)
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Busato A, et al.
International journal of nanomedicine, 11(3), 2481-2481 (2016)
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)
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Nanoscale, 5(5), 2107-2113 (2013-02-06)
Multifunctional Fe(3)O(4)-TiO(2) nanocomposites with Janus structure for magnetic resonance imaging (MRI) and potential photodynamic therapy (PDT) were synthesized, in which Fe(3)O(4) was used as a MRI contrast agent and TiO(2) as an inorganic photosensitizer for PDT. Their morphology, structure, and

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Questions

  1. What is the surface ligand for the Fe3O4 nanoparticles (725331-5mL)?

    1 answer
    1. The ligand is a modified PEG covalently bound to the inorganic surface by hydroxamic acid.

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