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Absolute Mag™ PEG 300 Magnetic Nanoparticles, Dextran Coated, 250 nm(WHM-G039)

Datasheet

Absolute Mag™ PEG 300 Magnetic Nanoparticles, Dextran Coated, 250 nm (# WHM-G039) are synthesized as a core of magnetite and coated with dextran shell. These nanoparticles are designed with covalently bound polyethylene glycol (PEG 300). The nanoparticles are also available with other PEG-lengths on request. 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
Functional Group
N/A
Surface Coating
PEG
Concentration
10 mg/mL
Storage Buffer
Suspension in water.
Unit Size
10 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 6 months.
Shelf Life
When stored as specified the product is stable for six months.

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