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Home / Magnetic Particles / Affinity Magnetic Particles / Biotin / Absolute Mag™ Biotin Magnetic Nanoparticles, Dextran Coated, 250 nm

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Absolute Mag™ Biotin Magnetic Nanoparticles, Dextran Coated, 250 nm(WHM-G037)

Datasheet

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Absolute Mag™ Biotin Magnetic Nanoparticles, Dextran Coated, 250 nm (# WHM-G037) are synthesized as a core of magnetite and coated with dextran shell. These nanoparticles are designed with biotin on the surface for the binding of avidin, streptavidin or their derivatives. 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

250 nm

Ligand

Biotin

Surface Coating

Dextran

Concentration

10 mg/mL

Storage Buffer

Suspension in PBS (0.02 % sodium azide).

Unit Size

2 mL

Number of Particles

4.9E+11 particles/mL

Density

2.5 g/ccm

Magnetization

43 Am2/kg iron (H = 80 kA/m)

Saturation Magnetization

>63 Am2/kg iron (H> 800 kA/m)

Coercive Field Hc

0.469 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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