Peak λ 660 nm Gold Nanoshells

SKU: GSGN660-50M
Regular price $205.00 USD

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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.

660 nm peak resonance (SPR) gold nanoshells combine strong plasmonic optical properties with versatile surface functionalization capabilities. These nanoparticles are compatible with conventional 650 nm lasers and are useful in a broad range of applications from immunodiagnostics, biosensors, sensing, photothermal therapy, SERS, optical filters, and more.

nanoComposix provides high quality nanomaterials that are precisely engineered and highly characterized. All products are supplied with batch-specific CoA’s including TEM, DLS, Zeta, and UV-Vis characterization data.

Intended for Research Use Only. Contact us for custom formulations, ISO 13485/cGMP compliant materials, or bulk supply requirements.

Surface Carboxyl PEG PVP
Description Covalently bound. Conjugatable surface. Highest stability in aqueous buffers and polar organic solvents. Large polymer surface. Stable in a wide variety of solvents.
Solvent 0.02 mM potassium carbonate USP Purified Water USP Purified Water
Surface chemistry Lipoic acid mPEG 5 kDa PVP 40 kDa
Surface Carboxyl PEG PVP
Peak wavelength (> 90% peak absorbance) 660 nm 660 nm 660 nm
Silica Core Diameter 80 ± 5 nm 80 ± 5 nm 80 ± 5 nm
Gold Shell Thickness 20 ± 7 nm 20 ± 7 nm 20 ± 7 nm
Surface Carboxyl PEG PVP
Example Certificate of Analysis (CoA) Download Download Download
Storage & Handling Download Download Download
Safety Data Sheet (SDS) 0.05 mg/mL (NanoXact)
1 mg/mL (NanoXact)
0.05 mg/mL (NanoXact)
1 mg/mL (NanoXact)
0.05 mg/mL (NanoXact)
1 mg/mL (NanoXact)
Expected Ranges
Surface Carboxyl PEG PVP
Hydrodynamic diameter (DLS) TEM diameter + 20–30 nm TEM diameter + 20–50 nm TEM diameter + 20–70 nm
Zeta potential ≤ –25 mV ≤ –15 mV ≤ –25 mV
pH of solution 5.0–7.5 5.0–7.5 5.0–7.5