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紫外线消毒使用方便,对物品无损害,故广泛用于空气、表面、饮水等消毒。为了解在使用中的问题,我们最近对北京市医院等36个单位进行了调查。调查中发现以下问题:①许多单位灯管长期使用,均未用生物或物理法检测,误认为只要有兰光发出即为有效。经用强度计检测,在697支灯管中,仅有120支的照射强度达70μW/cm~2(合格最低标准)以
UV disinfection easy to use, no damage to the items, it is widely used in air, surface, drinking water disinfection. In order to understand the problems in use, we recently conducted a survey on 36 units such as Beijing Municipal Hospital. The survey found the following problems: ① many units of long-term use of lamps, were not detected by biological or physical methods, mistakenly believe that as long as the blue light issued is effective. The intensity of the test, in 697 tubes, only 120 of the irradiation intensity of 70μW / cm ~ 2 (pass the lowest standard) to