| 摘要 |
PROBLEM TO BE SOLVED: To adequately sterilize a liquid with ultraviolet rays even if the liquid has low ultraviolet transmittance.SOLUTION: In an apparatus 3 for sterilizing a liquid, which includes an ultraviolet irradiator 11 for radiating ultraviolet rays and irradiates the liquid with the ultraviolet rays to sterilize it, a slit nozzle 13 is provided as a thickness limiting part for limiting the thickness of the liquid in the place irradiated with the ultraviolet rays to a predetermined thickness. |
