Description
Gold (Au) Nanoparticle Dispersion – Purity: 99.99%, Size: 20–30 nm, 170 ppm
Gold (Au) Nanoparticle Water Dispersion, also known as Colloidal Gold, is formulated with ultra-high purity 99.99% gold nanoparticles, providing exceptional stability and performance for advanced applications in research, biotechnology, catalysis, and electronics. The dispersion ensures uniform particle distribution, enhancing reproducibility and reliability in laboratory and industrial uses.
With a particle size range of 20–30 nm and a concentration of 170 ppm (0.01 wt%), this research-grade aqueous dispersion offers high surface area and reactivity, making it a superior choice for applications that demand both precision and performance.
Technical Properties
| Property | Value |
|---|---|
| CAS Number | 7440-57-5 |
| Form | Dispersion |
| Solvent | Water (customizable) |
| Purity | 99.99% |
| Concentration | 170 ppm (0.01 wt%) |
| pH | 7 |
| Average Particle Size | 20–30 nm |
| Color | Red–Purple |
| Storage Temperature | 2–8°C |
Applications
Biomedical & Life Sciences:
Medical diagnostics (e.g., rapid tests, lateral flow assays)
Drug delivery systems
Imaging techniques and cancer treatments
Strong optical scattering properties for visible detection
Chemical & Biological Sensing:
Sensors for detecting chemicals, toxins, and biomarkers
Colorimetric detection through nanoparticle aggregation
Catalysis:
Efficient nanoscale catalysts for oxidation and environmental reactions
High reactivity for industrial chemical processes
Electronics & Photonics:
Nano-circuits and conductive inks
Plasmonic devices for light manipulation at nanoscale
Coatings & Materials Science:
Aesthetic, antibacterial, and optical enhancements
Added to paints, inks, and surface treatments
Handling & Storage
This product contains no additional chemical reagents and should be stored away from direct sunlight. Handle only by trained professionals. If agglomeration occurs during storage, re-homogenize by gentle mixing before use.