| abstract |
Disclosed is a virus removal agent or the like, which is a combination of a photocatalyst and an oxidizing agent, and has excellent virus removal performance in a dark place. A bivalent copper-containing photocatalyst containing a photocatalytic compound and a divalent copper compound, and an oxidizing agent, wherein the photocatalytic compound has a rutile ratio of 5 mol% or more of titanium dioxide, a brookite conversion ratio of 5 mol% or more. Virus removers and the like, which are photocatalytic compounds containing at least one selected from titanium dioxide, titanium dioxide having anatase conversion rate of 5 mol% or more and excluding N-doped type, and bismuth vanadate. [Selection figure] None |