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| Product Name | Fluorescent Microspheres for Lateral Flow Immunoassays |
| Catalog No. | IGM-HMM-0081 |
| Description | Polymer microspheres internally loaded with quantum dots or rare-earth fluorescent complexes and functionalized with surface carboxyl groups for covalent protein conjugation. |
| Intended Use | Development and large-scale manufacture of lateral flow immunochromatographic assays and quantitative fluorescence test strips. |
| Principle / Technology | Encapsulated fluorescent materials generate stable optical signals, while carboxyl-functionalized surfaces enable chemical coupling of antibodies, antigens and other proteins. |
| Detection Method | Fluorescence or time-resolved fluorescence detection in lateral flow formats. |
| Performance Range / Specifications | Quantum-dot red: 300 nm, excitation 360 nm, emission 610 nm. Quantum-dot green: 300 nm, excitation 360 nm, emission 525 nm. Time-resolved type 1: 250 nm, excitation 360 nm, emission 615 nm. Time-resolved type 2: 320 nm, excitation 360 nm, emission 615 nm. |
| Components / Formulation | Carboxyl-functionalized polymer microspheres containing quantum dots or rare-earth fluorescent complexes. |
| Storage Conditions | Store at 2-8°C protected from light. Do not freeze. |
| Shelf Life | 3 years when stored as directed. |
| Package Specifications | 10 mg; 80 mg; 300 mg for each microsphere variant. |
| Product Form | Fluorescent microsphere suspension. |
| Quality Control | Particle size, fluorescence wavelength, surface functionality and concentration are controlled by product variant. |
| Key Features | High signal intensity; low background; good monodispersity; high sensitivity; stable fluorescence; scalable assay manufacturing compatibility. |
| Concentration | 10 mg/mL. |
| Shipping Conditions | Ship at 25°C or below. Do not freeze. |
| Compatibility | Lateral flow test strips, antibody or antigen conjugation and quantitative fluorescence readers. |
| Application Notes / Precautions | Protect from light and prevent freezing. Optimize coupling chemistry and conjugate loading for the selected protein and assay format. |
For research use only, not for clinical use.
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