HP Photo Grey Ink Cartridge (No.100) (15ml) for DeskJet 6540 / 6840 / 9800 / 9860 / 460CB OfficeJet 6300 / 6310 / 7410 / K7100 / H470 / H470B / PhotoSmart 325 / 335 / 375 / 385 / 475 / 2610 / 2710 / 8150 / 8450 / 1610 / 7210 / 7830 / 8030 / 2575 / PhotoSmart 4180 / PhotoSmart B8330 / 5160 / C4280 / C5280 / D5360