Uniform, sterile, superparamagnetic streptavidin-coated beads (5.5 μm) supplied as a 10 mg lyophilized preparation for efficient coupling to biotinylated proteins and antibodies. Optimized for cell-based assays, cell sorting, and CAR-T process development; the product meets strict sterility and low endotoxin specifications.
- Bead size: 5.5 μm.
- Quantity: 10 mg (≈1x10^8 beads).
- Coating: streptavidin on bead surface.
- Material: superparamagnetic particles suitable for magnetic separation.
- Sterility and low endotoxin: sterile; endotoxin < 0.002 EU per μg.
- Storage: -20°C lyophilized for up to 12 months; -70°C for up to 6 months after reconstitution.
- Applications: coupling biotinylated proteins or antibodies; CAR-T cell stimulation or isolation; antigen-specific cell isolation; FACS-based antibody screening.