Shelf Life:Â Volatile flakes; keep tightly closed.
Soluble:Â Alcohol and ether; not water.
Colour:Â Shiny white.
Odour:Â Moth balls.
CAS No.:Â 91-20-3
Technical Note:Â When used to show states of matter by heating in a test tube, quantity should be small and heating gentle so that minimum vapour is generated. Use under a hood or in a well-ventilated room.