| 摘要 |
Provided in the present invention is a deodorizing filter which effectively deodorizes acetaldehyde which is a major stink ingredient, and formaldehyde, short chain fatty acid, and ammonia, which are toxic substances; and which is reduced with the re-emission of the odors. The deodorizing filter comprises an impregnated porous carrier impregnated with at least one kind of azole compound as a main ingredient. Or, the deodorizing filter comprises an impregnated porous carrier impregnated with at least one kind of azole compound and at least one kind of aromatic amine as main ingredients. It is preferable that the deodorizing filter additionally comprises non-impregnated porous carriers, and a ratio of the impregnated porous carriers and non-impregnated carriers should range from 7:3 to 9:1. |
