Povidone K90 PVP K90 thickeners
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PVP exists as white or milk white powder or colorless or slight yellow transparent liquid.It can dissolve in water and a variety of organic solvents.It has good hygroscopicity, film-forming capability, complexing ability and physiological compatibility.
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Cosmetics:
PVP-K series can be used as film-forming agent, viscosity-enhancing agent, lubricator and adhesive in hair sprays, mousse, hair-fixing gels and solution.They are also useful auxiliary materials in skin-care product, hair-dying reagent, shampoo, lipstick, deodorant, sunscreen and dentifrice.
Pharmaceutical:
(Pharmaceutical grade) is a kind of new excellent pharmaceutical excipient.It is mainly used as binder for tablet and granule, dissolving assistant for injection, flow assistant for capsule, dispersant for liquid medicine and pigment, stabilizer for enzyme and heat-sensitive drug, coprecipitant for poorly soluble drugs, lubricator and antitoxic assistant for eye drug.PVP has been used as excipient in more than one hundred drugs.
Other Utility:
Suspensant, dispersant and emulsifier DisinfectorPaint and coating Printing ink Textile and dyestuff Building material Paper making TV kinescope Polymer ultra-filtration membrane, micro-filtration membrane Glass fiber,
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| TEST ITEMS |
SPECIFICATIONS |
| Appearance |
White powder |
| K Value |
88--96 |
| N-vinylpyrrolidone ppm |
< 10 |
| Moisture % |
< 5.0 |
| Sulfateash % |
< 0.1 |
| PH value |
3-7 |
| Nitrogen % |
11.5-12.8 |
| Aldehyde % |
< 0.05 |
| Heavy metal (as lead) ppm |
< 10 |
| Hydrazine ppm |
< 1.0 |
| Peroxide ppm |
< 400 |
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Certification:ISO
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Povidone K90 PVP K90 thickeners
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