Gold Nanoparticles
Research-grade colloidal gold
Gold nanoparticles (AuNPs) show surface plasmon resonance and versatile surface chemistry, so they can be functionalised with biomolecules for diagnostics, biosensing and research.
Specification
| Particle size | 10–15 nm |
|---|---|
| Appearance | Wine red colloid |
| Concentration | On request |
| Stabiliser | On request |
| Packing | 500 mL bottle |
Applications
Research & diagnostics
- Diagnostic assays and biosensors
- Colorimetric detection of biomolecules
- Protein and peptide conjugation
Industry
- Catalysis
- Conductive materials and nanoscale devices
Technical overview
Colloidal gold appears ruby red, purple or blue depending on particle size, shape, concentration and aggregation. Surfaces can be functionalised with biomolecules, polymers and other compounds.