Polyvinylpyrrolidon, M.W. ∼ 1.300.000 (K85-95)

Lieferant: Thermo Scientific

Synonyme: PolyvidonPoly[1-(2-oxo-1-pyrrolidinyl)ethylen]PVP

ACRO227470025EA 358.8 EUR
ACRO227470025 ACRO227470010 ACRO227470250 ACRO227475000
Polyvinylpyrrolidon, M.W. ∼ 1.300.000 (K85-95)
Polyvinylpyrrolidon
Formel: (C₆H₉NO)n
Lagertemperatur: Raumtemperatur
MDL: MFCD01076626
CAS-Nummer: 9003-39-8

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Spezifikation Testergebnisse

Appearance White to cream Powder
Infrared spectrum Conforms
Water ≤5 % (K.F.)
Sulfated ash ≤0.1 %
Appearance of solution (5 % in water at 25°C) Free of haze
Appearance of solution (5 % in water at 25°C) Colorless to light yellow
Appearance of solution European color test (B color): B6
Appearance of solution European color test (BY color): BY6
Identification Positive
Viscosity 85 to 95 (K-value) (1 % w/v solids in water)
pH 4 to 7 (5 % in water)
Nitrogen (N) 12 to 12.8 %
Heavy metals (as Pb) ≤10 ppm
Impurity ≤10.0 ppm Vinyl pyrrolidone
Aldehyde (C2H4O) ≤0.05 %
Hydrazine (N2H4) ≤1 ppm
Peroxides ≤400 ppm (Titanyl sulphate method)

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