Iron oxide(II,III), magnetic nanoparticles solution
ALDRICH/747408 - 30 nm avg. part. size (TEM), PEG functionalized, 1 mg/mL Fe in H2O, dispersion
Synonym: Fe NP PEG; FexOy; Magnetic iron oxide nanocrystals; Magnetite; Superparamagnetic iron oxide nanoparticles
CAS Number: 1317-61-9
Empirical Formula (Hill Notation): Fe3O4
Molecular Weight: 231.53
MDL Number: MFCD00011010
Linear Formula: Fe3O4
Product Type: Chemical
TEM of 30 nm iron oxide nanoparticles. Representative TEM, batch-to-batch variation may be expected.
| avg. part. size | 30 nm (TEM) |
| color | black |
| concentration | 1 mg/mL Fe in H2O |
| density | 0.988 g/mL at 25 °C |
| ~1 g/mL at 25 °C | |
| form | dispersion |
| nanoparticles | |
| functional group | PEG |
| InChI | 1S/3Fe.4O |
| InChI key | SZVJSHCCFOBDDC-UHFFFAOYSA |
| magnetization | >45 emu/g (at room temperature; under 4500 Oe) |
| SMILES string | O=[Fe].O=[Fe]O[Fe]=O |
| storage temp. | 2-8°C |
| Application: | These magnetic nanoparticles are typically used in imaging or as contrast agents. The surface functionality allows for different ligation or further functionalization. Do not freeze. |
| General description: | Concentration 5mg/ml includes total weight nanocrystals plus ligands. |
| Legal Information: | Product of Supplier: OCEAN NANOTECH LLC |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Density | 0.988 g/mL at 25 °C; ~1 g/mL at 25 °C |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352302 |