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POLYVINYL PYRROLIDONE K25 For Synthesis

average molecular weight 24000 Conforms to USP
PVP

COAs

Packings

500 g (00500)

5000 g (05000)

1PW1201250 1PW130020K
Print friendly version
Article No. 5315D Grade For Synthesis
Purity CAS No. 9003-39-8
Molecular Formula (C6H9NO)n Molecular Weight ~ 24000
H.S. Code 3905.9910 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White to yellowish
Melting point/ Freezing point [°C] 220 (decomposes) Auto-ignition temperature [°C] 440
Relative density, liquid (water=1) 1.2 g/cm3 at 20°C

Specifications

Appearance White to yellowish white hygroscopic powder or flakes K-value 23.0-27.0
Identification as per USP Complies Residue on ignition Max 0.1%
pH (5% solution) 3.0 -7.0 Water (H2O) Max 5.0%
Lead (Pb) Max 0.001% Aldehydes Max 0.05%
Hydrazine (N2H4) Max 0.0001% Vinylpyrrolidone Max 0.001%
Nitrogen content (as N) 11.5-12.8%
Revision Date: 16-Mar-2016

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