Genuine HP c1823de tri-colour ink cartridge (no 23) 30ml for use in the HP deskjet 710c, 720c, 722c, 810c, 815c, 880c, 890c, 895cxi, 1120c, 1125c & HP officejet 1170c, 1175c, r45, r65, t45, t65 & HP printer/scanner/copier 500.