Petcoke
| Chemical Formula | Variable, primarily C, H, S, O |
| Appearance | Black, solid material |
| Density | Typically 1.2 - 1.4 g/cm³ |
| Melting Point | > 1300°C (2372°F) |
| Hardness | Variable (depends on grade) |
| Odor | Generally odorless |
| Solubility | Insoluble in water |
| Particle Size | Variable, typically fine powder |
| Moisture Content | Typically < 5% |
| Sulfur Content | Variable, typically high |
| Ash Content | Variable, typically low |
| Volatile Matter Content | Variable, typically low |
| Carbon Content | Typically > 80% |
| Hydrogen Content | Typically < 5% |
| Oxygen Content | Typically < 10% |