20 nm Iron Oxide Nanoparticles for Conjugation
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20 nm magnetic iron oxide nanoparticles are powerful tools for research applications such as biosensing, targeted drug delivery, and magnetic resonance imaging (MRI).
BioReady™ 20 nm Iron Oxide Nanoparticles are available with the following surfaces:
- Carboxyl - for covalent conjugation
- Streptavidin - for high-affinity binding to biotin-labeled molecules
nanoComposix provides high quality, monodisperse, and aggregation-free nanomaterials. All our products are supplied with a batch-specific Certificate of Analysis including characterization data such as TEM, DLS, Zeta, and UV-Vis.
Intended for Research Use Only. Not for use in diagnostic procedures. Contact us for custom formulations, ISO 13485/cGMP compliant materials, or bulk supply requirements.
| Overview | ||
|---|---|---|
| Surface | Carboxyl | Streptavidin |
| Description | Covalently bound. Conjugatable surface. | For streptavidin-biotin binding |
| Solvent | Aqueous 0.02 mM potassium carbonate | 1X PBS, 0.5% BSA, and 0.05% azide |
| Surface chemistry | Carboxylic acid | Streptavidin |
| Specifications | ||
| TEM Diameter | 20 ± 3 nm | 20 ± 3 nm |
| CV | ≤ 15% | ≤ 15% |
| Documents | ||
| Example Certificate of Analysis (CoA) | Download | Download |
| Safety Data Sheet (SDS) | 1 mg/mL (IOXR20) | 1 mg/mL (IOIR20) |
| Storage & Handling | Download | Download |
| Protocols |
Antibody Purification BioReady 20 nm Iron Oxide Covalent Conjugation |
Antibody Purification |
| Expected Ranges | ||
| Hydrodynamic diameter (DLS) | < 65 nm | TEM diameter + 0–30 nm |
| Zeta potential | ≤ –25 mV | ≤ –10 mV |
| pH of solution | 6.0–9.5 | 6.8–8.2 |