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Description
DEAE-Dextran,Technical Quality,Mw,500000 is a polycationic derivative of dextran, produced from dextran with an average molecular weight >500,000 Da. DEAE-Dextran has a broad variety of applications including medicinal products, technical and chromatographic applications and as a polycationic stabilizing molecule.
DEAE-Dextran is supplied in its HCI form.
Specification
Appearance White or almost white powder
Appearance of solution (6% sol.) Clear and colourless
Average molecular mass, Mw 9000-11000
Loss on drying (105°C, 5h) ≤7
Absorbance at 375 nm, 6% sol., 4cm ≤0.1
Specific rotation° 135-155
Nitrogen content 2.5-4.0
Lead, ppm ≤5
Specific viscosity 0.5-1
Residue on ignition ≤1
Infrared Absorption Complies
Microbial contamination ≤100