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Absolute Mag™ Plain Magnetic Particles, Hydroxyethyl Starch, Fluorescent Red, 100 nm(WHM-M097)

Datasheet Magnetic Beads Bioconjugation

Absolute Mag™ Plain Magnetic Particles, Hydroxyethyl Starch, Fluorescent Red, 100 nm (# WHM-M097) are synthesized as a core of magnetite and coated with crosslinked hydroxyethyl starch shell with far-red fluorescence (excitation: 732 nm, emission: 758 nm). These nanoparticles are designed with unmodified starch surface with cluster-typed shaped and can be separated with a conventional permanent magnet. Polydispersity index: < 0.2.

Polydispersity Index
< 0.2
Particle Size
100 nm
Functional Group
N/A
Surface Coating
Crosslinked Dextran
Concentration
10 mg/mL
Storage Buffer
Suspension in PBS buffer (pH = 7.4)
Unit Size
5 mL
Number of Particles
6.0E+12 particles/mL
Absorption Max
552 nm
Density
3.2 g/ccm
Magnetization
49 Am2/kg iron (H = 80 kA/m)
Saturation Magnetization
>76 Am2/kg iron (H> 800 kA/m)
Coercive Field Hc
0.449 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 6 months.

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