Appearance: White to greenish solid ; White crystals or powder ; Odorless, white powder or colorless crystals. [Note: Pesticide grade is often dyed blue.]
Cl2
Names: Chlorine, Molecular chlorine
Appearance: Greenish-yellow compressed liquefied gas with pungent odour ; Greenish-yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]