１９９８年２～４月，对本院４８ｍ３的母婴同室病房空气，用加热戊二醛空气消毒片（含戊二醛６０ｍｇ／片）熏蒸１ｈ，或喷雾０．５％过氧乙酸水溶液（８ｍｌ／ｍ３）后熏蒸作用１ｈ消毒。用普通营养琼脂平板沉降１５ｍｉｎ采样，检测两种方法的消毒效果。用戊二醛空气消毒片 From February to April 1998, 48m3 maternal and infant room ward air was fumigated with heated glutaraldehyde air disinfection tablets (containing glutaraldehyde 60mg / tablet) for 1h or sprayed with 0.5% peracetic acid aqueous solution (8ml / M3) fumigation 1h disinfection. With ordinary nutrient agar plate sedimentation 15min sampling, detection of two methods of disinfection. With glutaraldehyde air disinfection tablets