PARA-toluidine is lustrous white foliated crystal. PARA-toluidine used in industry is white or light brown crystal characteristic of flammability. Its color becomes darker and darker if exposing it in the air. It slightly dissolves in water, dissolves in ethanol, ether, benzol and oil, etc. It dissolves in thin inorganic salts, results in salt and volatilizes with water vapour.
Specific gravity(d20C/4C): 1.046