▎ 摘　　要

NOVELTY - Indoor air deodorant, comprises 0.1-0.5 pt. wt. amino-functionalized graphene oxide, 2-6 pts. wt. sodium percarbonate, 3-5 pts. wt. citric acid, 5-10 pts. wt. nanotitanium dioxide, and 70-90 pts. wt. deionized water. USE - As indoor air deodorant. ADVANTAGE - The indoor air deodorant is convenient to use without smear, and is required in small quantity. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for method for preparing deodorant, which involves (a) weighing sodium carbonate, and nanotitanium dioxide, and uniformly mixing to obtain powder, (b) dissolving citric acid to obtain 5-15 wt.% aqueous solution of citric acid, and (c) dissolving amino-functionalized graphene oxide, adding citric acid aqueous solution in a drop wise manner, standing for 2-4 hours, and (d) adding products obtained in steps (b) and (c).