近年来，随着人民的保健意识增强，饮水观念的更新，纯净水以其纯净，不含杂质及添加剂深受消费者的喜爱。各种瓶（桶）装纯净水已走进千家万户。但由于纯净水不允许添加任何防腐剂和抑菌剂，受污染的纯净水中的微生物会迅速繁殖，不仅危害消费者的身体健康，还使企业蒙受重大 In recent years, with the people’s health awareness increased, the concept of drinking water updates, pure water with its pure, free of impurities and additives by consumers. A variety of bottles (barrels) installed pure water has entered every household. However, as pure water does not allow the addition of any preservatives and bacteriostats, microbes in the contaminated pure water can multiply rapidly, not only endanger the health of consumers, but also cause the enterprise to suffer significant