▎ 摘　　要

NOVELTY - Environmentally friendly cleaning agent comprises 5-8 wt.% carboxymethyl chitosan, 1-2 wt.% oleic acid, 0.5-0.1 wt.% natural essential oil, 0.1-0.3 wt.% graphene oxide solution, 0.2-0.5 wt.% polyvinylpyrrolidone, 5-15 wt.% polyethylene glycol, and water (balance amount). USE - The cleaning agent is useful for removing formaldehyde on clothes. ADVANTAGE - The cleaning agent: is safe, non-toxic and non-corrosive; has excellent stability; and ensures excellent formaldehyde removing effect; and protects the clothes. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the cleaning agent, comprising ultrasonically dispersing graphene oxide solution, then adding carboxymethyl chitosan and oleic acid, mixing uniformly, and adding natural essential oil, polyvinylpyrrolidone, polyethylene glycol and water.