| Article | USP | BP/EP. | CP |
| Identification | Conforme | ||
| pH | 3.0-5.0 | ||
| Eau (%) | ≤5.0 | ||
| Résidus au feu/Cendres sulfatées (%) | ≤0,1 | ||
| Aldéhydes | ≤0,05% | 500 ppm | ≤0,05% |
| 2-pyrrolidone (%) | ≤0,001 | ||
| Valeur K | 27-32 | 28-32 | 27-32 |
| Teneur en azote (%) | 11,5-12,8 | ||
| Peroxydes (ppm) | ≤400 | ||
| Acide formique (%) | ≤0,5 | ||
| Hydrazine (ppm) | ≤1 | ||