Appearance | Clear, colorless liquid |
Odor | Odorless |
Density | Approximately 0.41-0.50 g/cm³ |
Boiling Point | -161.5°C (-258.7°F) |
Melting Point | -182.5°C (-296.5°F) |
Flash Point | Not applicable |
Vapor Pressure | Very low |
Specific Gravity | ~0.42 (relative to water) |
Heating Value | Approx. 49-55 MJ/kg |
Composition | Primarily methane (90-95%) |