Iron oxide(II,III), magnetic nanoparticles solution

5 nm avg. part. size, 5 mg/mL in H2O

Magnetite, Superparamagnetic iron oxide nanoparticles, Magnetic iron oxide nanocrystals
Empirical Formula (Hill Notation):
CAS Number:
Molecular Weight:
MDL number:
PubChem Substance ID:

Quality Level




5 mg/mL in H2O


>25 emu/g, at 4500Oe

particle size

4-6 nm (TEM)

avg. part. size

5 nm


1.00 g/mL at 25 °C

SMILES string




InChI key


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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.


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.


5 mL in glass bottle


12 - Non Combustible Liquids

WGK Germany


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...
Currently, magnetic nanoparticles (MNPs) are attracting a lot of attention because of the possibility of many novel applications, especially in biomedical research.
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A key challenge for nanomaterial safety assessment is the ability to handle the large number of newly engineered nanomaterials (ENMs), including developing cost-effective methods that can be used for hazard screening.
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Professor Hui Mao explores the use of superparamagnetic iron oxide nanoparticles (INOPs) that offer an alternate contrast-enhancing mechanism.
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Professor Yadong Yin (University of California Riverside, USA) examines both direct (thermal decomposition, solvothermal, hydrothermal) and indirect (templated) synthesis methods of magnetite nanocrystals and reviews in detail the landscape of these various synthetic methods for magnetite nanocrystal and their applications in magnetic assembly, magnetic hyperthermia, and Li-Ion batteries.
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