为加强公共场所的卫生管理,了解郑州市大型百货商场室内空气的卫生现状,我们选择紫荆山百货大楼为监测单位,于1986年12月17日(星期三)、21日(星期天)两天进行监测,现将结果总结如下:一、监测点的选择:在每个营业楼层东西对角线两端柜台设两个监测点,四层共八个监测点.二、监测内容和方法1.二氧化碳:酸碱中和法,用 GC—I 型 In order to strengthen public health management in public places and learn about the current status of indoor air hygiene in large department stores in Zhengzhou, we chose the Zijin Mountain Department Store as the monitoring unit to conduct monitoring on December 17 (Wednesday) and Sunday (January 21) , The results are summarized as follows: First, the choice of monitoring points: Diagonal at both ends of the business floor of the counter set up two monitoring points, a total of four monitoring points 8. Second, the monitoring content and methods 1. Carbon dioxide: Acid-base neutralization method, using GC-I type