Product Overview
CFR10UM-10 Carboxyl Red Fluorescent Microspheres are premium fluorescent polystyrene microspheres designed for fluorescence labeling, biomolecule conjugation and advanced bioanalytical applications. Featuring bright red fluorescence, highly uniform particle size and reactive surface carboxyl groups, these microspheres deliver reliable performance in cell analysis, immunodiagnostics and life science research.
Supplied as a 1% aqueous suspension, CFR10UM-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 to covalently immobilize antibodies, proteins, peptides and other amine-containing biomolecules for a wide range of fluorescence-based applications.
Key Features
Uniform 10 μm particle size
Bright red 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 | CFR10UM-10 |
Material | Fluorescent Polystyrene Microspheres |
Particle Size | 10 μm |
Surface | Carboxyl (-COOH) |
Solid Content | 1% Suspension |
Excitation (Ex) | 530 nm |
Emission (Em) | 580 nm |
Appearance | Red Fluorescent Suspension |
Storage | 2–8°C |
Packaging | 10 mL / 20 mL / 100 mL |
Applications
Product Advantages
CFR10UM-10 combines bright red fluorescence with highly reactive surface carboxyl groups to provide excellent biomolecule conjugation efficiency and stable fluorescence performance. The 10 μm particle size offers outstanding visibility under fluorescence microscopy, excellent performance in flow cytometry calibration and convenient handling during laboratory procedures. These microspheres are ideal for cell labeling, fluorescence imaging, diagnostic assay development and calibration applications requiring high fluorescence intensity 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 Red Fluorescent Microspheres?
Carboxyl Red 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 CFR10UM-10?
CFR10UM-10 has an excitation wavelength of 530 nm and an emission wavelength of 580 nm, producing bright red fluorescence suitable for fluorescence microscopy, flow cytometry and diagnostic analysis.
What applications is CFR10UM-10 suitable for?
CFR10UM-10 is widely used for cell labeling, cell tracking, flow cytometry, fluorescence microscopy, fluorescence immunoassays, antibody conjugation, protein labeling, fluorescence calibration, molecular diagnostics and life science research.
Can antibodies be conjugated to CFR10UM-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 CFR10UM-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.
