上海赫力思特化工有限公司

PVP-Polyvinyl pyrrolidone

Characteristics

Polyvinylpyrrolidone (PVP) is a water-soluble polymer made from the monomer N-vinylpyrrolidone:

Test items	CP2005	BP2005	USP29(NF24)
Acidity	3.0-7.0	K≤30:3.0-5.0 K＞30:4.0-7.0	3.0-7.0
K value	27.0-32.0	K≤15:85%-115% K＞15:90%-108%	K≤15:85%-115% K＞15:90%-108%
Aldehyde	≤9.1ml	≤0.05%	?≤0.05%
N-Vinylpyrrolidone	≤3.6ml	≤0.001%	≤0.2%
Water	≤5.0%	≤5.0%	≤5.0%
Residue on ignition	≤0.1%	≤0.1%	≤0.1%
Lead	≤0.001%	≤0.001%	≤0.001%
Content	11.5-12.8%	11.5-12.8%	11.5-12.8%
Exterior		+
Peroxide		≤0.04%
Hydrazine		≤0.0001%	≤0.0001%

Quantity standard :CP2005.USP.BP

Purpose of Application

PVP is used in personal care products, such as shampoos and toothpastes, in paints, and adhesives that must be moistened, such as old-style postage stamps and envelopes. It has also been used in contact lens solutions and in steel-quenching solutions.

Package

25kg/drum or bag