| Molecular Formula | C17H16N3O6S2.Na |
| Molar Mass | 445.45 |
| Melting Point | >177°C (dec.) |
| Boling Point | 783.9°C at 760 mmHg |
| Specific Rotation(α) | +152~+170゜(25℃/D)(c=2,H2O)(calculated on the dehydrous basis) |
| Flash Point | 427.9°C |
| Solubility | Soluble in water, practically insoluble in methylene chloride. |
| Vapor Presure | 6.98E-26mmHg at 25°C |
| Appearance | powder |
| Color | Light Beige to Beige |
| pKa | pKa 2.15 (Uncertain) |
| Storage Condition | Inert atmosphere,2-8°C |
| Hazard Symbols | Xn - Harmful![]() |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. R42/43 - May cause sensitization by inhalation and skin contact. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| RTECS | XI0382000 |
| HS Code | 2941906000 |
| Biological activity | Cephapirin Sodium (Cefapirin) is a cephapirin sodium salt form, a semi-synthetic first-generation cephalosporin antibiotic, against Gram-negative bacteria and Gram-positive bacteria Both are effective. |