1, install ultraviolet germicidal lamp. A 30-watt ultraviolet lamp can be installed every 10 meter, and the effective distance is not more than two meters. At the same time must be equipped with indoor temperature and humidity meter.

2. When it is used for air sterilization, the doors and windows should be closed, and the time should start after 5 or 7 minutes, and the sterilization time should not exceed 60 minutes each time. The ultraviolet germicidal lamp is forbidden to turn indoors in the process of sunlight. When you need to turn over, you should first hang the ultraviolet germicidal lamp, especially for young married women.

3. When using ultraviolet germicidal lamp to disinfect articles, spread or hang the articles, and continuously expand the sunlight exposure area. The effective distance is one meter, and the sunshine lasts for about 30 minutes.

4. When using ultraviolet germicidal lamp, the environment should be kept clean, and there should be no dust and water mist in the air. When the indoor temperature is lower than 20 degrees Celsius or the humidity is as high as 50%, the sunshine time should be extended. After scrubbing the ground, after the ground is dry, disinfect it with ultraviolet lamp.

5, ultraviolet germicidal lamp tube surface should be kept clean, no dust, wipe once a week with 95% ethanol cotton ball, and it is best to make records.

6. It is necessary to establish a service time record book for ultraviolet sterilization lamps, and record it every time it is exposed to the sun, because the service life of ultraviolet sterilization lamps is 1000 hours. In addition, the ultraviolet intensity of the ultraviolet germicidal lamp should be detected regularly with the ultraviolet intensity instruction card.