9.1 Information on basic physical and chemical properties:
Appearance: Black, particulate solid
Physical state: Fine particles, granules, which may agglomerate slightly
Colour: Black
Odour: Almost odourless (rubbery)
pH: Not applicable.
Melting point/range (°C): Not applicable.
Boiling point/range (°C): Not applicable.
Flash point (°C): Not applicable.
Evaporation rate: Not applicable.
Flammability (solid,gas): Not easy to ignite.
Upper/lower flammability/explosive limits: Not applicable.
Vapour pressure: @ 20°C Not applicable.
Vapour density: Not applicable.
Relative Density (g cm-3) @ 25°C 1.10 upwards
Solubility: Insoluble in Water.
Auto-ignition temperature (°C): Approx. 500ºC
Decomposition temperature (°C): Approx. 500ºC
Viscosity (mm2 s-1, cSt): @ 25°C Not applicable