Polyvinylpyrrolidone
PVP K30 K15 K17 K25 K90
Trade Name:POLYVINYLPYRROLIDONE (PVP)
CAS#: 9003-39-8
USP and EP Name:Povidone(Povidonum)
Molecular Structure:
Chemical Name:Homopolymer of Vinylpyrrolidone
INCI/CTFA Name:PVP (Polyvinylpyrrolidone)
CAS NO.:9003-39-8
Polyvinylpyrrolidone PVP K30 K15 K17 K25 K90
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.
POLYVINYLPYRROLIDONE (PVP) | 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 |
品牌介绍
|