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Hangzhou Rainbow Import & Export Co., Ltd. is one of the leading manufacturers and suppliers of povidone k30 in China. With abundant experience, we warmly welcome you to buy customized povidone k30 from our factory. If you have any enquiry about free sample, please feel free to email us.
CAS NO.9003-39-8
Product type: Water-soluble polymer
Chemical name:Polyvinylpyrrolidone
USP/EP name:Povidone
INC/CTFA name:PVP
Molecular formula:(C₆H₉NO)n
Ingredients: PVP
Features: Transparent, high viscosity aqueous liquid
Appearance: White or light yellow amorphous
Specification
| SUNVIDONE K | K15 | K17 | K25 | K30 | K90 | |||
| Characters | White or light yellow powder with characteristic odor | Clear solution | ||||||
| K Value | 12.75-17.25 | 15.3-18.5 | 22.5-27.0 | 27.0-32.4 | 81.0-97.2 | |||
| Water, % | ≤5.0 | ≤5.0 | ≤5.0 | ≤5.0 | ≤5.0 | |||
| PH value (10% aqueous solution) | 3.0-7.0 | 7.0-9.0 | ||||||
| Residual NVP monomer, % | ≤0.2 | ≤0.1 | ||||||
| Aldehyde, % | ≤0.05 | |||||||
| Heavy metals, ppm (as Pb)) | ≤10 | |||||||
| Hydrazine, ppm | ≤1 | |||||||
| Peroxide, % (H2O2) | ≤0.04 | |||||||
| Sulfate ash, % (Ashes) | ≤0.1 | |||||||
| Lgnition residue, % | ≤0.1 | |||||||
| Nitrogen content, % | 11.5-12.8 | |||||||
Is Povidone K30 safe?
Povidone K30 is a high molecular compound that is non-toxic and non-irritating to the human body. It is widely used in medicines and cosmetics and has good biocompatibility.
Is Povidone K30 soluble in water?
Yes, Povidone K30 has excellent water solubility and can be quickly dissolved in water and organic solvents. It is suitable for pharmaceutical and cosmetic formulations.
How is the film-forming property of Povidone K30?
Povidone K30 has excellent film-forming property and can form a uniform and transparent film on the skin or other surfaces. It is widely used in cosmetics and medicines as a film-forming agent.
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