PVP(K90/K30/K25/K17/K15)
1. USP/BP/EP
2. White powder and odorless
3. Prompt delivery time and excellent price
Product Introduction
Molecular Formula:(C6H9NO)n
POLYVINYLPYRROLIDONE(Povidone, PVP)
CAS No: 9003-39-8
Physical Properties: PVP K series products 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.
PVP (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.
| Items |
K17 |
K25 |
K30 |
K90 |
| K value |
15-19 |
23-27 |
29-32 |
88-96 |
| Monomer ppm max |
10 |
10 |
10 |
10 |
| Moisture % max |
5.0 |
5.0 |
5.0 |
5.0 |
| Solid content % max |
95 |
95 |
95 |
95 |
| pH(5% solution) |
3-7 |
3-7 |
3-7 |
5-9 |
| Sulfate ash % max |
0.1 |
0.1 |
0.1 |
0.1 |
| Nitrogen % |
11.5-12.8 |
11.5-12.8 |
11.5-12.8 |
11.5-12.8 |
| Aldehyde ppm max |
500 |
500 |
500 |
500 |
| Heavy metal ppm max |
10 |
10 |
10 |
10 |
| Hydrazine ppm max |
1 |
1 |
1 |
1 |
| Peroxide ppm max |
400 |
400 |
400 |
400 |
Specifications for Technical Grade PVP:
Packing and Storage
Solid is packed in 25 kg/fiber drum
Application
Pharmaceutical:
ovidone K30 and K90 is a new and excellent pharmaceutical excipient. It is mainly used as binder fortablet, dissolving assistant for injection, flow assistant for capsule, dispersant for liquid medicine and stain, stabilizer for enzyme and heat sensitive drug, coprecipitant for poorly soluble drugs, lubricator and antitoxic assistant for eye drug.
PVP works as excipients in more than one hundreds drugs.
Cosmetics:
PVP-K series can be used as film-forming agent, viscosity enhancement agent, lubricator and adhesive.
They are the key component of hair sprays, mousse, gels and lotions & solution, hair-dying reagent and shampoo in hair-care products. They can be used as assistant in skin-care products, eye makeup, lipstick, deodorant, sunscreen and dentifrice.
Other Utilities: Also used as assistant in the realm of Paint and Coating, Plastics and Resin, Adhesives, Glass Fiber, Film, Ink, TV tube, Detergent, Biocide, Tabulating, Textile Dying and Printing, etc.
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