Product Overview
CFG7UM-10 Carboxyl Green Fluorescent Microspheres are premium fluorescent polystyrene microspheres developed for cell-based assays, fluorescence imaging, flow cytometry, immunoassays and instrument calibration. Their highly uniform 7 μm particle size, bright green fluorescence and reactive carboxyl-functionalized surface enable stable biomolecule immobilization and excellent analytical reproducibility.
Supplied as a 1% aqueous suspension, CFG7UM-10 offers outstanding fluorescence intensity, excellent suspension stability and reliable batch-to-batch consistency. The surface carboxyl groups can be activated using EDC/NHS coupling chemistry, allowing efficient covalent conjugation of antibodies, proteins, peptides and other amine-containing biomolecules for research and diagnostic applications.
Key Features
Uniform 7 μm particle size
Bright green fluorescence
Surface carboxyl functional groups
High fluorescence intensity
Excellent suspension stability
Low particle aggregation
Compatible with EDC/NHS coupling
High biomolecule conjugation efficiency
Excellent batch-to-batch consistency
Suitable for fluorescence imaging and calibration
Technical Specifications
Parameter | Specification |
|---|
Product Code | CFG7UM-10 |
Material | Fluorescent Polystyrene Microspheres |
Particle Size | 7 μm |
Surface | Carboxyl (-COOH) |
Solid Content | 1% Suspension |
Excitation (Ex) | 470/488 nm |
Emission (Em) | 525 nm |
Appearance | Green Fluorescent Suspension |
Storage | 2–8°C |
Packaging | 10 mL / 20 mL / 100 mL |
Applications
Cell Labeling
Flow Cytometry
Fluorescence Microscopy
Cell Tracking
Instrument Calibration
Fluorescence Calibration
Immunoassays
Antibody Conjugation
Biosensors
Life Science Research
Product Advantages
CFG7UM-10 combines bright green fluorescence, highly uniform 7 μm particles and reactive surface carboxyl groups, making it an excellent choice for cell labeling, fluorescence microscopy, flow cytometry and calibration applications. The larger particle size generates stronger fluorescence signals, improves microscopic visualization and provides abundant surface area for antibody immobilization. These microspheres deliver excellent suspension stability, high fluorescence consistency and reliable performance in research and diagnostic workflows.
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 Green Fluorescent Microspheres?
Carboxyl Green Fluorescent Microspheres are fluorescent polystyrene microspheres with reactive carboxyl groups designed for fluorescence labeling, biomolecule conjugation, cell analysis and diagnostic assay development.
What are the excitation and emission wavelengths of CFG7UM-10?
CFG7UM-10 has excitation wavelengths of 470 nm and 488 nm and an emission wavelength of 525 nm, producing bright green fluorescence compatible with fluorescence microscopes, flow cytometers and other fluorescence detection systems.
What applications is CFG7UM-10 suitable for?
CFG7UM-10 is widely used for cell labeling, flow cytometry, fluorescence microscopy, cell tracking, fluorescence calibration, instrument calibration, immunoassays, antibody conjugation, biosensors and life science research.
Can antibodies be conjugated to CFG7UM-10?
Yes. The surface carboxyl groups can be activated using EDC/NHS chemistry for covalent conjugation of antibodies, proteins, peptides and other amine-containing biomolecules.
How should CFG7UM-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.
