POLYVINYL PYROLIDIONE K90 (PVP) M.W. APPROX 360000

POLYVINYL PYROLIDIONE K90 (PVP) M.W. APPROX 360000
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
P0163800500 For Synthesis 9003-39-8 (C6H9NO)n ~ 360000 3905.9910
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Creamy White

Melting Point/ Freezing point [°C]

13.9

Boiling point [°C]

90.0 - 93.0

Relative density, liquid (water=1)

1.23 - 1.29

Specifications

Appearance:

 White to yellowish white hygroscopic powder or flakes

Lead (Pb):

 Max. 0.001%

Water (H2O):

 Max. 5.0%

Residue on ignition:

 Max. 0.1%

pH (5% solution):

 3.0 - 7.0

Assay (ex N):

 11.5 - 12.8%

Peroxide (as H2O2):

 Max. 0.04%

Formic acid:

 Max. 0.5%

Aldehydes:

 Max. 0.05%

Hydrazine (N2H4):

 Max. 0.0001%

K-value:

 85.0 - 95.0

Vinylpyrrolidone:

 NMT 0.001%

2-Pyrrolidone:

 NMT 3.0%
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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