Home / Magnetic Particles / Affinity Magnetic Particles / Streptavidin / Absolute Mag™ Streptavidin Magnetic Nanoparticles, Cross-linked Dextran Coated, 300 nm
Absolute Mag™ Streptavidin Magnetic Nanoparticles, Cross-linked Dextran Coated, 300 nm(WHM-G090)

Datasheet

Absolute Mag™ Streptavidin Magnetic Nanoparticles, Cross-linked Dextran Coated, 300 nm (# WHM-G090) are synthesized as a core of magnetite and coated with cross-linked dextran shell.These nanoparticles are designed with covalently bound streptavidin on the surface for binding of biotinylated molecules with a high affinity. These magnetic nanoparticles are cluster-typed shaped and can be separated with a permanent magnet. Polydispersity index: < 0.2.

Polydispersity Index
< 0.2
Particle Size
300 nm
Ligand
Streptavidin
Surface Coating
Cross-linked Dextran
Concentration
10 mg/mL
Storage Buffer
Suspension in PBS (0.02 % sodium azide).
Unit Size
1 mL
Number of Particles
2.8E+11 particles/mL
Surface Group Density
2 µmol/g
Density
2.5 g/ccm
Magnetization
47 Am2/kg iron (H = 80 kA/m)
Saturation Magnetization
>70 Am2/kg iron (H> 800 kA/m)
Coercive Field Hc
0.451 kA/m
Stability
Stable in aqueous buffers pH> 4. Not stable in organic solvents, acidic solutions pH < 4.
Storage
Storage at 2 - 8 °C for 3 months.
Shelf Life
When stored as specified the product is stable for three months.

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