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1] Description: White, free flowing, compressible powder. A synthetic homopolymer of cross-linked N-vinyl-2-pyrrolidone.
Solubility: Completely insoluble in water, acids, alkalis, and all organic solvents. Hygroscopic. Swells rapidly in water. Rapidly disperses in water, but does not gel even after prolonged exposure.
Chemical Activity: Chemically inert. Has a high adsorptive capacity, forms reversible physical complexes with many molecules without the formation of covalent chemical bonds.2] Physical Characteristics:
pH (10% slurry): 5.0 – 8.0
Moisture (Karl-Fisher): £ 5.0%
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Polyplasdone, Crospovidone NF, Technical Profile, ISP