Product Overview
CFB7UM-10 Carboxyl Blue Fluorescent Microspheres are premium fluorescent polystyrene microspheres designed for fluorescence labeling, biomolecule conjugation and advanced analytical applications. Featuring bright blue fluorescence, highly uniform particle size and reactive surface carboxyl groups, these microspheres deliver reliable performance in fluorescence microscopy, flow cytometry, immunoassays and life science research.
Supplied as a 1% aqueous suspension, CFB7UM-10 provides excellent suspension stability, strong fluorescence intensity and outstanding batch-to-batch consistency. The surface carboxyl groups can be activated using EDC/NHS coupling chemistry, enabling efficient covalent conjugation of antibodies, proteins, peptides and other amine-containing biomolecules for fluorescence-based assays and imaging applications.
Key Features
Uniform 7 μm particle size
Bright blue fluorescence
Surface carboxyl functional groups
High fluorescence intensity
Excellent particle size uniformity
Stable aqueous suspension
Compatible with EDC/NHS coupling
High biomolecule conjugation efficiency
Low nonspecific adsorption
Excellent batch-to-batch consistency
Technical Specifications
Parameter | Specification |
|---|
Product Code | CFB7UM-10 |
Material | Fluorescent Polystyrene Microspheres |
Particle Size | 7 μm |
Surface | Carboxyl (-COOH) |
Solid Content | 1% Suspension |
Excitation (Ex) | 366 nm |
Emission (Em) | 460 nm |
Appearance | Blue Fluorescent Suspension |
Storage | 2–8°C |
Packaging | 10 mL / 20 mL / 100 mL |
Applications
Product Advantages
CFB7UM-10 combines bright blue fluorescence with reactive surface carboxyl groups, providing efficient biomolecule conjugation and stable fluorescence performance. The 7 μm particle size offers excellent visibility under fluorescence microscopy and flow cytometry while maintaining excellent suspension stability. These microspheres are ideal for cell labeling, fluorescence imaging, antibody conjugation, diagnostic assay development and fluorescence-based analytical applications requiring high brightness and excellent particle uniformity.
Storage and Handling
Store at 2–8°C.
Do not freeze.
Protect from direct light.
Keep the container tightly sealed.
Gently invert before use.
Avoid repeated freeze-thaw cycles.
Prevent microbial contamination during handling.
Customization Service
SANYU GROUP provides customized fluorescent microspheres including:
Customized particle sizes
Customized fluorescence intensity
Customized excitation and emission wavelengths
Surface functionalization
Customized solid content
OEM manufacturing
Bulk production
Custom packaging
Frequently Asked Questions
What are Carboxyl Blue Fluorescent Microspheres?
Carboxyl Blue Fluorescent Microspheres are fluorescent polystyrene microspheres with reactive carboxyl groups designed for fluorescence labeling, biomolecule conjugation and fluorescence-based analytical applications.
What are the excitation and emission wavelengths of CFB7UM-10?
CFB7UM-10 has an excitation wavelength of 366 nm and an emission wavelength of 460 nm, producing bright blue fluorescence suitable for fluorescence microscopy, flow cytometry and analytical detection.
What applications is CFB7UM-10 suitable for?
CFB7UM-10 is widely used for cell labeling, cell tracking, flow cytometry, fluorescence microscopy, fluorescence immunoassays, antibody conjugation, protein labeling, biosensors, molecular diagnostics and life science research.
Can antibodies be conjugated to CFB7UM-10?
Yes. The surface carboxyl groups can be activated using EDC/NHS chemistry to covalently conjugate antibodies, proteins, peptides and other amine-containing biomolecules.
How should CFB7UM-10 be stored?
Store at 2–8°C, protect the suspension from light, avoid freezing, and gently invert before use to maintain uniform particle dispersion and optimal fluorescence performance.
