重庆市部分高校饮水机卫生状况调查

目的]了解高校饮水机微生物污染状况，以改善教师课间休息饮水卫生。方法]随机抽取了43台饮水机，依据相应国家卫生标准进行检测。结果]饮水机沸水的细菌总数、大肠菌群合格率均为100．00％。冷水合格率最低，细菌总数合格率仅为9．30％，大肠菌群合格率58．14％，饮水机配套用具细菌总数严重超标。大肠菌群合格率也较低。结论]饮水机沸水中的细菌总数、大肠菌群合格率均为100．00％，教师应选择彻底加热的饮用水。

Investigation on the Hygienic Quality of Water Dispenser in some Colleges of Chongqing City

Objective]To understand the status of microbiological contamination in water dispenser and to improve me quality of the water supplied to the teachers. Methods]43 water dispensers randomly selected were tested according to the national hygienic standard. Results]The qualified rate of the total bacteria and coil group was 100.00% in boiled water. While the qualified rate was lower in cool water, the qualified rate of total bacteria and coli group was 9.30% and 58.14 % respectively. The total bacteria was over the standard in necessary articles and with the low qualified rate for coli group. Conclusion]The qualified rate of the total bacteria and coli group was 100.00% in boiled water, so the teachers should drink the boiled water.