|
| Item | USP | BP/EP |
| Identificatie | Conformeert | |
| pH | 4,0-7,0 | |
| Water (%) | ≤5.0 | |
| Residu bij verbranding/sulfaatas(%) | ≤0,1 | |
| Aldehyden | ≤0,05% | 500 ppm |
| 2-pyrrolidon (%) | ≤3,0 | |
| Vinylpyrrolidinon (%) | ≤0,001 | |
| K-waarde | 81-97,2 | 85-95 |
| Stikstofgehalte (%) | 11,5-12,8 | |
| Peroxiden (ppm) | ≤400 | |
| Mierenzuur (%) | ≤0,5 | |
| Hydrazine (ppm) | ≤1 | |
