42 Providing authentication and technological anti-forgery analysis in the fields of art, artwork, fine art, paintings, sculptures, drawings, calligraphies, photos, engravings, prints, assemblages, collages, installations, tapestries, video art, mixed medias, objets d'art, antiques, antiquities, ceramics, masks, statuettes, and collectibles to third-parties; providing chemical analysis in the fields of art, artwork, fine art, paintings, sculptures, drawings, calligraphies, photos, prints, assemblages, collages, tapestries, mixed medias, objets d'art, antiques, antiquities, ceramics, masks, statuettes, and collectibles to third-parties; providing scientific laboratory services in the fields of art, artwork, fine art, paintings, sculptures, drawings, calligraphies, photos, engravings, prints, assemblages, collages, installations, tapestries, video art, mixed medias, objets d'art, antiques, antiquities, ceramics, masks, statuettes, and collectibles to third-parties