Polyvinylpyrrolidone, M.W. ∼ 8.000 (K16-18)
Supplier: Thermo Scientific
Synonyms:
Povidone, Polyvinylpyrrolidon, Polyvidone, PVP
227465000
227460025
ACRO227465000EA
256
GBP
ACRO227465000
ACRO227460025
Polyvinylpyrrolidone, M.W. ∼ 8.000 (K16-18)
Polyvinylpyrrolidone
Formula:
(C₆H₉NO)n Melting Pt: 130 °C (dec.) Flash Pt: >215 °C Storage Temperature: Ambient |
MDL Number:
MFCD01076626 CAS Number: 9003-39-8 |
Specification Test Results
Appearance | White to yellowish-white Powder or flakes |
Infrared spectrum | Conforms |
Water | ≤5.0 % (K.F.) |
Sulfated ash | ≤0.1 % |
Additional info | K-value (5% solids w/v aq. soln.): 16 to 18 |
HPLC | ≤10 ppm (1-Vinylpyrrolidin-2-one) |
Appearance of solution | (5 % in water at 25°C) Free of haze |
pH | 3.0 to 5.0 (5 % in water) |
Nitrogen (N) | 11.5 to 12.8 % |
Heavy metals (as Pb) | ≤10 ppm |
Aldehyde (C2H4O) | ≤0.05 % |
Hydrazine (N2H4) | ≤1 ppm |
Peroxides | ≤400 ppm (Titanyl sulphate method) |
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