To study indoor air contamination by formaldehyde (FM) and its variation regularity in newly deco-rated apartments, the contamination of FM in 16 apartments was checked for one year.

• 为研究新装修家庭室内空气中甲醛污染状况消长规律,对16户新装修家庭室内空气中甲醛进行了为期1年的追踪调查。