Properties

• Appearance:

  black crystalline powder

• Density:

  4.77 g/mL at 25 °C(lit.)

• Melting point:

  498 °C(lit.)

• Boiling point:

  900 °C

• Flashing point:

  900°C

• Solubility:

  soluble

Safety Information

• Symbol:

  

• Signal words:

  Danger

• Hazard statements:

  H302 Harmful if swallowed.

  H314 Causes severe skin burns and eye damage.

• Precautionary statements:

  P280 Wear protective gloves/protective clothing/eye protection/face protection.

  P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

  P310 Immediately call a POISON CENTER or doctor/physician.