- Min.Order :0 Metric Ton
- Purity: Viscosity, as K-value
Keywords
Polyvidone Polyvidone Povidone
Quick Details
- Appearance:white or yellowish-white hygroscopic powder
- Application:9003-39-8
- PackAge:
- ProductionCapacity:|Metric Ton|Day
- Storage:below 25℃
- Transportation:
Superiority:
Polyvinylpyrrolidone
Properties:
White or creamy white powder,odourless,nontoxic,non-irritant,dissolves readily in water,alcohol,amine and many other organic solvents.PVP K Series is widely used in pharmaceutical fields,thanks to it’s excellent solubility,film-formingcapability, chemical stability,physiologicalinertia and cementability.
Quality Standard:CP2005.Ph.EP.,USP/NF.BP.
|
KoVidone TM
|
K12
|
K15
|
K17
|
K25
|
K30
|
K60
|
K90
|
|
|
Appearance
|
White or off-white powder
|
|||||||
|
K value
|
10.2-13.8
|
12.75-17.25
|
15.3-18.36
|
22.5-27.0
|
27-32.4
|
54-64.8
|
81-97.2
|
|
|
N-Vinylpyrrolidone
(Impurity A) |
(CP2005/USP26) %max
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
|
(USP31/EP6/BP2007) ppm max
|
10
|
10
|
10
|
10
|
10
|
10
|
10
|
|
|
Moisture % max
|
5.0
|
5.0
|
5.0
|
5.0
|
5.0
|
5.0
|
5.0
|
|
|
Solid content % min
|
95
|
95
|
95
|
95
|
95
|
95
|
95
|
|
|
pH value(5%in aqueous solution)
|
3.0-5.0
|
3.0-5.0
|
3.0-5.0
|
3.0-5.0
|
3.0-5.0
|
4.0-7.0
|
4.0-7.0
|
|
|
Sulphate Ash % max
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
|
|
Nitrogen content %
|
11.5-12.80
|
11.5-12.80
|
11.5-12.80
|
11.5-12.80
|
11.5-12.80
|
11.5-12.80
|
11.5-12.80
|
|
|
2-Pyrrolidone (Impurity B) % max
|
3.0
|
3.0
|
3.0
|
3.0
|
3.0
|
3.0
|
3.0
|
|
|
Aldehyde(as acetaldehyde) ppm max
|
500
|
500
|
500
|
500
|
500
|
500
|
500
|
|
|
Heavy metal (as Pb) ppm max
|
10
|
10
|
10
|
10
|
10
|
10
|
10
|
|
|
Hydrazine ppm max
|
1
|
1
|
1
|
1
|
1
|
1
|
1
|
|
|
Peroxide(As H2O2) ppm max
|
400
|
400
|
400
|
400
|
400
|
400
|
400
|
|
Details:
Polyvinylpyrrolidone
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