This HP344 tri-colour ink cartridge is suitable for use in hp printers:deskjet 460c/cb/wbt, 5740, 5745, 5940, 6520, 6540, 6620, 6840, 9800/dphotosmart 325, 335, 375, 385, 422, 428, 475, 2575, 2610, 2710, 8050, 8150, 8450, 8750/gppsc 1600, 1610, 2350, 2355/pofficejet 6205, 6210, 6215, 7210, 7310, 7410.The ink is smudge proof and fade resistant.