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Provided are an allergen reducing composition which is capable of reducing allergens such as mites and cedar pollen and causes less coloring of an allergen reduction target; a spray agent using the allergen reducing composition; a surface treatment agent using the allergen reducing composition; an allergen reducing method; an allergen reducing textile structure; and an allergen reducing architectural interior material. The allergen reducing composition contains: (A) one or more kinds of compounds selected from the group consisting of a zinc salt and a copper salt; and (B) one or more kinds of compounds selected from the group consisting of rare earth salts. The spray agent or the surface treatment agent contains the above-mentioned allergen reducing composition and water or a water-soluble solvent. An allergen reducing method is to conduct processing using the above-mentioned allergen reducing composition in an environment where the allergens are present. The textile structure is a textile structure processed by the above-mentioned allergen reducing composition. The architectural interior material is an architectural interior material processed by the above-mentioned allergen reducing composition.

Loading Science Environmental Science Co. collaborators
Loading Science Environmental Science Co. collaborators