ND R@ BLACK Refill ink for 60 61 74 56 21 27 701 901 printer cartridge 6x100ml ND Brand premium water-based UV resistant black dye ink 6x4oz. The ink refill is compatible with HP, Canon, Brother, Lexmark, Dell ink cartridges and printers. Vivid color and true to life printing result. Multiple refills offer a low-cost alternative to high-priced cartridges. Easy refill! Super quality black ink!