40 nm BioReady Gold Nanospheres for Passive Adsorption

Regular price $80.00 USD

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Please note that we will be closed on May 27 for Memorial Day, which may affect shipping dates.

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 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.

Pricing Conversion

Volume Price of 1 mL at 1 OD
5 mL $0.80
30 mL $0.71
100 mL $0.65
>100 mL Contact us for bulk discount
Surface Citrate
Description Easiest standard surface to displace with other molecules.
Solvent 0.02 mM sodium citrate
Surface chemistry Sodium citrate
TEM Diameter 40 ± 4 nm
CV ≤ 15%
Example Certificate of Analysis (CoA) Download
Safety Data Sheet (SDS) 20 OD (BioReady)
Storage & Handling 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