40 nm BioReady Gold Nanospheres for Passive Adsorption
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As a global leader in gold nanoparticle production, nanoComposix specializes in providing high-purity and monodisperse nanomaterials – delivering the quality you need for consistent results.
40 nm spherical gold nanoparticles for passive adsorption combine strong plasmonic optical properties with surface chemistry designed for passive adsorption. These nanoparticles are used in applications such as immunodiagnostics, lateral flow assays, nanomedicine, drug delivery, biosensors, and more.
nanoComposix provides high quality nanomaterials that are precisely engineered and highly characterized. 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. Contact us for custom formulations, ISO 13485/cGMP compliant materials, or click below for bulk supply requirements.
| Overview | |
|---|---|
| Surface | Citrate |
| Description | Easiest standard surface to displace with other molecules. |
| Solvent | 0.02 mM sodium citrate |
| Surface chemistry | Citrate |
| Specifications | |
| TEM Diameter | 40 ± 4 nm |
| CV | ≤ 15% |
| Documents | |
| Example Certificate of Analysis (CoA) | 20 OD (BioReady) 1 OD (BioReady) |
| Safety Data Sheet (SDS) | 20 OD (BioReady) Download |
| Protocols | Antibody Purification BioReady 40 nm Bare Gold Passive Conjugation Tutorial video: BioReady™ Passive Conjugation Protocol ↗ |
| Expected Ranges | |
| Hydrodynamic diameter (DLS) | TEM diameter + 0–10 nm |
| Zeta potential | ≤ –25 mV |
| pH of solution | 5.5–8.0 |
| Peak wavelength (λmax) | 520–550 nm |