1998年,对邗江县25所乡镇卫生院消毒工作质量进行了调查。室内空气用普通营养琼脂平板沉降15ｍｉｎ采样,物体表面和医护人员手用棉拭涂抹采样,检测细菌总数。室内空气细菌总数以Ⅱ类场所≤200ｃｆｕ/ｍ3,Ⅲ类场所≤500ｃｆｕ/ｍ3为合格;Ⅱ类场所物体表面、人员手细菌总数≤5ｃ In 1998, a survey was conducted on the quality of disinfection in 25 township health centers in Qijiang County. The indoor air was sampled with normal nutrient agar plates for 15 min. The surface of the object and the hands of medical personnel were smeared with cotton swabs to detect the total number of bacteria. The total amount of bacteria in indoor air is class II places ≤200cfu/m3, class III places ≤500cfu/m3; the number of bacteria on the surface of class II places, staff hands ≤5c