Product Overview
SiS500NM-10 Standard Silica Microspheres are highly monodisperse silicon dioxide (SiO₂) microspheres with an average particle size of 500 nm. Manufactured using advanced synthesis technology, these particles provide excellent particle size uniformity, low aggregation and outstanding dispersion stability.
The naturally occurring hydroxyl (-OH) groups on the silica surface enable convenient chemical modification and biomolecule immobilization. These microspheres are widely used in diagnostics, chromatography, analytical standards, functional coatings, nanocomposite materials and scientific research.
Key Features
Uniform 500 nm particle size
Monodisperse silica microspheres
Natural hydroxyl (-OH) surface
Excellent dispersion stability
Low particle aggregation
High purity silicon dioxide
Narrow particle size distribution
Easy surface functionalization
Excellent chemical stability
Suitable for biological and industrial applications
Technical Specifications
Parameter | Specification |
|---|
Product Code | SiS500NM-10 |
Material | Silicon Dioxide (SiO₂) |
Particle Size | 500 nm |
Surface Chemistry | Hydroxyl (-OH) |
Solid Content | 2.5% |
Dispersion Medium | Deionized Water |
Appearance | White Aqueous Suspension |
Storage Temperature | 2–8°C |
Packaging | 10 mL / 20 mL / 100 mL |
Applications
Lateral Flow Immunoassays (LFIA)
Immunodiagnostics
Biomolecule Immobilization
Chromatography Packing Materials
Nanocomposite Materials
Drug Delivery Research
Surface Modification Research
Functional Coatings
Analytical Standards
Academic Research
Product Advantages
SiS500NM-10 Standard Silica Microspheres provide excellent monodispersity, high surface activity and exceptional chemical stability. Their hydroxyl-rich surface can be further modified with amino, carboxyl, epoxy or fluorescent groups to meet the requirements of various diagnostic, analytical and research applications.
The excellent dispersion stability and highly uniform particle size contribute to reproducible experimental results and reliable performance in chromatography, biotechnology and advanced materials development.
Storage and Handling
Store at 2–8°C.
Do not freeze.
Keep the container tightly closed.
Mix gently before use.
Avoid repeated freeze-thaw cycles.
Prevent microbial contamination.
Customization Service
SANYU GROUP provides customized silica microspheres, including:
Customized particle sizes
Customized solid content
Amino surface modification
Carboxyl surface modification
Epoxy surface modification
Streptavidin modification
Fluorescent labeling
OEM manufacturing
Bulk production
Custom packaging
Frequently Asked Questions (FAQ)
What is SiS500NM-10?
SiS500NM-10 is a 500 nm silicon dioxide (SiO₂) microsphere with natural hydroxyl surface groups supplied as a 2.5% aqueous suspension.
What surface chemistry does this product have?
The particles feature a hydroxyl (-OH) surface, allowing further functionalization for biological and chemical applications.
What applications is this product suitable for?
It is widely used in lateral flow assays, immunodiagnostics, chromatography, analytical standards, nanocomposite materials, functional coatings and life science research.
Can the surface be modified?
Yes. The hydroxyl surface can be functionalized with amino, carboxyl, epoxy, fluorescent and other functional groups according to specific application requirements.
How should SiS500NM-10 be stored?
Store at 2–8°C, avoid freezing, keep the container tightly sealed and gently mix before use.
