Streptavidin magnetic beads for capturing biotin High affinity 10 mg/mL




Streptavidin magnetic beads. High concentration of streptavidin on the magnetic beads. Streptavidin is the highest affinity with biotin. Using the feature, Conjugated streptavidin on magnetic beads to generate many applications in gene purification and in-vitro diagnosis.

Streptavidin Magnetic Beads are 1 µm superparamagnetic particles covalently coupled to a highly pure form of streptavidin. The beads can be used to capture biotin-labeled substrates including antigens, antibodies, and nucleic acids.

Streptavidin magnetic beads: 1μm Streptavidin Encapsulated Magnetic Beads for multiple applications 10 mg / mL

Price: Negotiation MOQ: 1 mL / bottle

Product Name: MNP-Streptavidin SA beads
Concentration: 10 mg/mL
Biotin Binding: 0.6~0.8 mg/mL
Magnetic Core: Fe3O4
Application Direction: Catch any biotin or biotin-conjugated DNA/RNA/Protein,


Streptavidin Magnetic Beads 1μm for biotin-conjugated DNA/RNA identification, Probe Capture, Chemiluminescence, Cell Sorting,  10 mg / mL

1, Description:

The Streptavidin Coated magnetic beads, based on superparamagnetic or non-magnetic beads covalently coated with streptavidin, are designed to bind a variety of biotinylated molecules in immunoprecipitation, immunoassay (ELISA), cell sorting, protein interaction studies, protein/DNA hybridization reaction or even DNA sequencing application.

2, Product Information:

Product Name Streptavidin SA Magnetic beads
Bead size 1 μm
Free biotin (pmol/mg bead) /
Magnetic Bead concentration 10 mg/mL
Bead surface hydrophilic group
Preservative solution Storage buffer :10 mg magnetic beads per ml in 50 mM HEPES, 0.1% bovine serum albumin (BSA), 20% ethanol, pH 7.4
Storage condition 2~8℃ for long-term preservation
Shelf life 2 years

Application Scope

Legend Application direction Sketch

Protein isolation,


GeneNanoTM Streptavidin can specifically bind biotinylated antibodies or antigens, as immune detection, ELISA solid-phase reaction carrier, or as used for chemiluminescence.

3, Feature:

  • Excellent biotin molecule binding capacity
    • Good stability
    • Fast and sensitive magnetic response performance
    • Adapt to a wide range of experimental conditions


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