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Key Documents

700304

Sigma-Aldrich

Iron oxide(II,III), magnetic nanoparticles solution

20 nm avg. part. size, 5 mg/mL in toluene

Synonym(s):

Magnetic iron oxide nanocrystals, Magnetite, Superparamagnetic iron oxide nanoparticles

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About This Item

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

form

nanoparticles
solution

Quality Level

concentration

5 mg/mL in toluene

magnetization

>20 emu/g, at room temp. under 4500 Oe

avg. part. size

20 nm

particle size

20 nm (+/- 2nm TEM)

density

0.865 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

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

signalword

Danger

Hazard Classifications

Aquatic Chronic 3 - Asp. Tox. 1 - Flam. Liq. 2 - Repr. 2 - Skin Irrit. 2 - STOT RE 2 - STOT SE 3

target_organs

Central nervous system, Respiratory system

Storage Class

3 - Flammable liquids

wgk_germany

WGK 3

flash_point_f

45.0 °F

flash_point_c

7.2 °C

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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