Product Overview
Si200NM-10 Silica Microspheres are high-purity monodisperse silica nanoparticles manufactured using advanced synthesis technology to ensure excellent particle size uniformity, low aggregation and superior dispersion stability. With a nominal particle diameter of 200 nm, these microspheres provide an excellent balance between surface area, optical properties and suspension stability, making them suitable for laboratory research, diagnostics and industrial applications.
Supplied as a 2.5% aqueous suspension, Si200NM-10 exhibits excellent hydrophilicity and dispersibility in aqueous systems. The naturally hydroxylated silica surface offers abundant reactive sites for further modification with amino, carboxyl, epoxy and other functional groups to meet diverse application requirements.
Key Features
Monodisperse 200 nm particle size
High purity silicon dioxide
Excellent dispersion stability
Low particle aggregation
Uniform particle size distribution
High chemical stability
Hydrophilic hydroxyl surface
Easy surface functionalization
Excellent batch-to-batch consistency
Suitable for research and industrial applications
Technical Specifications
Parameter | Specification |
|---|
Product Code | Si200NM-10 |
Material | Silicon Dioxide (SiO₂) |
Particle Size | 200 nm |
Surface | Hydroxyl (-OH) |
Solid Content | 2.5% Suspension |
Dispersion Medium | Deionized Water |
Appearance | White Aqueous Suspension |
Storage | 2–8°C |
Packaging | 10 mL / 20 mL / 100 mL |
Applications
Product Advantages
Si200NM-10 Silica Microspheres combine excellent monodispersity, high purity and superior suspension stability. Their 200 nm particle size offers enhanced optical performance and sufficient surface area for biomolecule immobilization and surface modification, making them ideal for diagnostic reagent development, biosensors, chromatography media, calibration standards and advanced nanomaterial research. Strict quality control ensures excellent batch-to-batch consistency and reliable experimental performance.
Storage and Handling
Store at 2–8°C.
Do not freeze.
Keep the container tightly sealed.
Gently invert before use.
Avoid microbial contamination.
Protect from direct sunlight.
Use clean laboratory equipment during handling.
Customization Service
SANYU GROUP provides customized silica microspheres including:
Customized particle sizes
Customized solid content
Amino surface modification
Carboxyl surface modification
Epoxy surface modification
OEM manufacturing
Bulk production
Custom packaging
Frequently Asked Questions (FAQ)
What are Silica Microspheres?
Silica Microspheres are highly uniform silicon dioxide particles widely used in diagnostics, chromatography, biosensors, coatings, calibration standards and nanomaterial research.
What is the particle size of Si200NM-10?
Si200NM-10 has a nominal particle diameter of 200 nm, providing excellent particle size uniformity and dispersion stability.
What applications is Si200NM-10 suitable for?
It is widely used in lateral flow assays, molecular diagnostics, chromatography, biosensors, calibration standards, optical materials, coating materials and life science research.
Can Si200NM-10 be surface modified?
Yes. The hydroxyl-rich silica surface can be functionalized with amino, carboxyl, epoxy and other reactive groups for a wide range of biological and industrial applications.
How should Si200NM-10 be stored?
Store at 2–8°C, avoid freezing, keep the container tightly sealed and gently mix before use to maintain optimal dispersion stability.
