FOOD GRADE PRODUCTS
|
POLYVINYL
POLY PYRROLIODONE ( PVPP ) |
||
| TEST | SPECIFICATION | TEST RESULT |
| Appearance | A White to Yellowish White Powder | White Powder |
| Solubility | Insoluble in water, in alcohol & methylene chloride | Insoluble in water, in alcohol & methylene chloride |
| Identification A+B+C | Positive | Complies |
| Peroxides | 400 ppm max | Complies |
| Water Soluble substance | 1.5% max | 0.17% |
| Impurity A | 0.1% max | 0.001% |
| Heavy metals | 0.001% max | Complies |
| Loss of Drying | 5% max | 3.5% |
| Residue on ignition | 0.4% max | 0.04% |
| Nitrogen content | 11.0-12.8% | 12.1% |