Properties

• Appearance:

  white to off-white crystalline solid

• Density:

  1.81 g/cm3

• Melting point:

  278 °C (dec.)(lit.)

• Storage temperature:

  −20°C

• Solubility:

  NH4OH 4 M: 50 mg/mL, clear, faintly yellow

Safety Information

• Symbol:

  

• Signal words:

  Warning

• Hazard statements:

  H302 Harmful if swallowed.

  H315 Causes skin irritation.

  H319 Causes serious eye irritation.

  H335 May cause respiratory irritation.

• Precautionary statements:

  P261 Avoid breathing dust/fume/gas/mist/vapours/spray.

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