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725366

Sigma-Aldrich

Iron oxide(II,III), magnetic nanoparticles solution

20 nm avg. part. size, 5 mg/mL in H2O

Synonym(s):

Magnetic iron oxide nanocrystals, Magnetite, Superparamagnetic iron oxide nanoparticles

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1 G
CN¥886.23
5 G
CN¥3,702.04

CN¥886.23

Available to ship onApril 07, 2025Details

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1 G
CN¥886.23
5 G
CN¥3,702.04

About This Item

Empirical Formula (Hill Notation):
Fe3O4
CAS Number:
1317-61-9
Molecular Weight:
231.53
MDL number:
MFCD00011010
UNSPSC Code:
12352302
PubChem Substance ID:
329764150
NACRES:
NA.23

CN¥886.23

Available to ship onApril 07, 2025Details

Request a Bulk Order

form

dispersion
nanoparticles

concentration

5 mg/mL in H2O

magnetization

>20 emu/g, at 4500Oe

particle size

18-22 nm

avg. part. size

20 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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Polycaprolactone trimethacrylate

form

liquid

form

liquid

form

liquid

form

liquid

storage temp.

−20°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

−20°C

density

1.094 g/mL at 25 °C

density

1.099 g/mL at 25 °C

density

1.11 g/mL at 25 °C

density

1.120 at 25 °C

mol wt

average Mn 800

mol wt

average Mn 550

mol wt

average Mn 750

mol wt

average Mn 950

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

100

General description

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

Application

  • Magnetic iron oxide nanoparticle (IONP) synthesis to applications: present and future: This report outlines the co-precipitation synthesis of magnetite nanoparticles using Fe(II) and Fe(III) solutions and discusses their future applications (N Ajinkya et al., 2020).
  • Surface modification of magnetic iron oxide nanoparticles: Explores the surface engineering of iron oxide nanoparticles (IONPs) to enhance their functionality for various applications (N Zhu et al., 2018).
  • Recent advances on iron oxide magnetic nanoparticles as sorbents of organic pollutants in water and wastewater treatment: Discusses the use of iron oxide magnetic nanoparticles in removing organic pollutants from water, highlighting the synthesis of core-shell magnetic nanoparticles (AM Gutierrez et al., 2017).
  • Potential toxicity of iron oxide magnetic nanoparticles: Reviews the potential toxic effects of iron oxide magnetic nanoparticles, emphasizing their stability, biocompatibility, and size control (N Malhotra et al., 2020).
  • Co-precipitation in aqueous solution synthesis of magnetite nanoparticles using iron (III) salts as precursors: Details the synthesis process of iron oxide nanocrystals and their potential applications in various fields (MI Khalil, 2015).

Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

  • Specification Sheet

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    Certificates of Analysis (COA)

    Lot/Batch Number
    MKCW7175
    MKCV0310
    MKCP0743
    MKCL8597
    MKCJ9271

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    Marina I Siponen et al.
    Nature, 502(7473), 681-684 (2013-10-08)
    Magnetotactic bacteria align along the Earth's magnetic field using an organelle called the magnetosome, a biomineralized magnetite (Fe(II)Fe(III)2O4) or greigite (Fe(II)Fe(III)2S4) crystal embedded in a lipid vesicle. Although the need for both iron(II) and iron(III) is clear, little is known
    Maoquan Chu et al.
    Biomaterials, 34(16), 4078-4088 (2013-03-08)
    The photothermal effect of Fe3O4 magnetic nanoparticles is investigated for cancer therapy both in vitro and in vivo experiments. Heat is found to be rapidly generated by red and near-infrared (NIR) range laser irradiation of Fe3O4 nanoparticles with spherical, hexagonal and wire-like
    Jens Baumgartner et al.
    Nature materials, 12(4), 310-314 (2013-02-05)
    The formation of crystalline materials from solution is usually described by the nucleation and growth theory, where atoms or molecules are assumed to assemble directly from solution. For numerous systems, the formation of the thermodynamically stable crystalline phase is additionally
    Yongxing Hu et al.
    Journal of the American Chemical Society, 135(6), 2213-2221 (2013-01-26)
    Controlled assembly of nanoparticles into asymmetric configurations is of great interest due to their novel properties and promising applications. In this Article, we report a generic strategy for the synthesis of dimer nanoclusters and asymmetric nanoassemblies by using magnetic colloidal
    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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