To provide an adsorbing and removing agent for organic compounds which can realize the satisfying removal performance for gases containing at least one kind or more of gaseous organic compounds selected from aldehydes, carbonic acids and amines at a temperature and humidity range in a general life over a long period, and lower in influence to environment pollution.

An adsorbing and decomposing agent of the organic compounds contains at least iron compound particles carrying a silver compound, and an amount of the silver compound carried is 0.1-50 wt.% to the total amount of the silver compound and the iron compound particles.