Factory supplied China Pvpk90 20% Liquid Used as Cosmetics Ingredient
Factory supplied China Pvpk90 20% Liquid Used as Cosmetics Ingredient Detail:
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We now have a highly efficient crew to deal with inquiries from clients. Our intention is “100% shopper pleasure by our merchandise quality, price tag & our staff service” and take pleasure in a very good standing amongst purchasers. With quite a few factories, we can easily provide a wide vary of China Pvp K90, Povidone K90, All of our items comply with international quality standards and are greatly appreciated in a variety of markets around the world. If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients in the near future.
Povidone is homopolymer of 1-vinyl-2-pyrrolidone (Polyvinylpyrrolidone),freely soluble in water,in ethanol (96%),in methanol,and other organic solvents,veryslightly soluble in acetone.It’s 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,with excellent hygroscopisty,film-forming,adhesive,chemical stability and toxicological safeness characters.
Key Technical Parameters:
|
Product |
Povidone K15 |
Povidone K17 |
Povidone K25 |
Povidone K30 |
|
| Appearance | White or yellowish-white,hygroscopic powder or flakes | ||||
| Solubility | Freely soluble in water in ethanol(96%)and in methanol,very slightly soluble in acetone | ||||
| Appearance of Solution | Clearly and not more intensely coloured than reference solution B6,BY6 or R6 | ||||
| Identification | A. IR spectrum obtained is consistent with that abtained with Povidone CRS. | ||||
| B.An orange-yellow precipitate is formed | |||||
| C.A pink colour is produced | |||||
| D.A red colour is produced | |||||
| E.The substance dissolves | |||||
| pH(5% in water) | 3.0~5.0 | 3.0~5.0 | 3.0~5.0 | 3.0~5.0 | 4.0~7.0 |
| K Value | 12.75~17.25 | 15.30~18.36 | 22.50~27.00 | 27.00-32.40 | 81.00~97.20 |
| Aldehydes | 500 ppm max. | 500 ppm max. | 500 ppm max. | 500 ppm max. | 500 ppm max. |
| Peroxides | 400 ppm max. | 400 ppm max. | 400 ppm max. | 400 ppm max. | 400 ppm max. |
| Formic Acid | 0.5% max. | 0.5% max. | 0.5% max. | 0.5% max. | 0.5% max. |
| Hydrazine | 1 ppm max. | 1 ppm max. | 1 ppm max. | 1 ppm max. | 1 ppm max. |
| Impurity A | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. |
| Impurity B | 3.0% max. | 3.0% max. | 3.0% max. | 3.0% max. | 3.0% max. |
| Heavy Metals | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. |
| Water | 5.0% max. | 5.0% max. | 5.0% max. | 5.0% max. | 5.0% max. |
| Sulphated Ash | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. |
| Nitrogen Content | 11.5~12.8% | 11.5~12.8% | 11.5~12.8% | 11.5~12.8% | 11.5~12.8% |
Applications:
Povidone posses excellent binding,film-forming,dispersing and thickening properties.it’s one of the most important excipient in the worldwide for pharmaceutical industry,whatever for human health care products or animal health care products.Which widely used in the pharmaceutical industry as:1)Binder for tables,capsule.It’s suitable for wet and dry granulation and direct compression in tableting,improving the particle compressibility and can be added to powder blends in dry or dissolved by water,alcohol.2)Sugar coatings and films,3)Solubility Improver for poorly soluble drugs,4)Bioavailability Enhancer for drug’s active ingredients,5)Pore-forming for membrane products.
Product detail pictures:
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Factory supplied China Pvpk90 20% Liquid Used as Cosmetics Ingredient , The product will supply to all over the world, such as: , , ,
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