Technical Grade PVP
Product Name:Polyvinylpyrrolidone
Chemical Description:Homopolymer of 1-Vinly-2-Pyrrolidone,Polyvinylpyrrolidone
INCI/CTFA:PVP
CAS NO.:9003-39-8
Product Properties:
Povidone is a hygroscopic polymer ,supplied in white or creamy white powder or flakes,ranging from low to high viscosity & low to high molecular weight,which characterized by K Value.It's easily soluble in water and many other organic solvents,with excellent hygroscopisty,film-forming,adhesive,chemical stability and toxicological safeness characters.
Applications:
Povidone is one of the most important excipient in the worldwide for pharmaceutical industry,whatever for human health care products and animal health care products.It's more and more used as:1)Binder for tables,capsule,2)Sugar coatings and films,3)Thickening agent,4)Solubility Improver for poorly soluble drugs,5)Bioavailability Enhancer for drug's active ingredients,6)Pore-forming for membrane products.
Specifications:
| TEST ITEMS |
SPECIFICATIONS |
TEST VALUE |
| Appearance |
White powder |
Conforms |
| K Value |
22-28 |
25.12 |
| Monomer ppm |
< 10 |
< 10 |
| Moisture % |
≤ 5.0 |
3.75 |
| Sulfateash % |
< 0.1 |
0.026 |
| PH value |
3-7 |
3.80 |
| Nitrogen % |
11.5-12.8 |
12.02 |
| Aldehyde (as acetaldehyde) % |
< 0.05 |
< 0.05 |
| Heavy metal (as lead) ppm |
< 10 |
< 10 |
| Hydrazine ppm |
< 1.0 |
< 1.0 |
| Peroxide ppm |
< 400 |
< 400 |
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Factory :
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