The magnetization is tested and meets specification of >20 emu/g At 4500Oe. No further magnetic testing is performed. Please see the example Certificate of Analysis: https://www.sigmaaldrich.com/certificates/COFA/72/725366/725366-BULK_______MKCP0743__.pdf.
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725366
Eisenoxid(II,III), magnetische Nanopartikel -Lösung
20 nm avg. part. size, 5 mg/mL in H2O
Synonym(e):
Magnetische Eisenoxid Nanokristalle, Magnetit, Superparamagnetische Eisenoxid Nanopartikel
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Über diesen Artikel
Lineare Formel:
Fe3O4
CAS-Nummer:
Molekulargewicht:
231.53
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
MDL number:
Preise und Verfügbarkeit sind derzeit nicht verfügbar.
Technischer Dienst
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Unterstützung erhaltenQuality Segment
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
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).
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Dieser Artikel | |||
|---|---|---|---|
| form dispersion, nanoparticles | form dispersion, nanoparticles | form nanoparticles, solution | form nanoparticles, solution |
| particle size 18-22 nm | particle size 9-11 nm (TEM) | particle size 20 nm (+/- 2nm TEM) | particle size 5 nm±1 nm (TEM; conforms) |
| density 1.00 g/mL at 25 °C | density 1.00 g/mL at 25 °C | density 0.865 g/mL at 25 °C | density 0.865 g/mL at 25 °C |
| Quality Level 100 | Quality Level 100 | Quality Level 100 | Quality Level 100 |
| magnetization >20 emu/g, at 4500Oe | magnetization >45 emu/g, at 4500Oe | magnetization >20 emu/g, at room temp. under 4500 Oe | magnetization ≥30 emu/g (at ambient temperature under 4500 Oe) |
| avg. part. size 20 nm | avg. part. size 10 nm | avg. part. size 20 nm | avg. part. size 5 nm |
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Lagerklasse
12 - Non Combustible Liquids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
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Can you please provide the magnetization curve of this particle corresponding to the external magnetic field strength?
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