PURPOSE: A hair cleaner (MR repair) composition is provided to minimize hair damage added in next chemical procedure by removing monoethanolamine remaining in the hair after chemical procedures with perm agent or hair dye. CONSTITUTION: A hair cleaner (MR repair) composition for removing chemical component contains a monoethanolamine remover in which chlorhexidine dihydrochloride and maltodextrin are mixed. Per total weight% of the composition, 0.001-1.0 weight% of the monoethanolamine remover is added. The hair cleaner (MR repair) composition for removing chemical component also contains a solvent, a hair conditioning agent, a hair protective agent, a moisturizer, a preservative, a solublizer, a pH control agent, and flavoring.화학성분 제거용 헤어클리너(MR 리페어) 조성물이 제공된다. 제공된 헤어클리너(MR 리페어) 조성물은 모노에탄올아민 제거제인 클로헥시딘디하이드로클로라이드와 말토덱스트린을 유효성분으로 하여, 퍼머제 또는 염모제의 화학적 시술후에 모발에 잔류하는 모노에탄올아민을 제거함으로써 다음 화학적 시술시 가중되는 모발의 손상을 최소화할 수 있다.