| abstract |
(57) [Abstract] [Problem] To exhibit a bactericidal (antibacterial) action against bacteria such as Legionella spp. And Escherichia coli in a bath solution, and further decompose and remove (sterilize) dirt such as organic substances in a bath solution. To provide a bath additive composition that can be expected to have a clarifying effect on a bath liquid. A bath agent composition containing photocatalyst granules as an essential component together with inorganic salts. The photocatalyst particles contain composite titanium oxide particles in which porous calcium phosphate such as synthetic apatite is attached (supported) to particles of titanium dioxide as a catalytic component. |