The HP No. 10 black ink cartridge’s part number is C4844AE. If you have one of the many HP inkjet printers that is compatible with the HP No. 10 range of cartridges this black ink can be useful to have on hand as a spare just in case you run out unexpectedly. The in kin the No. 10 black is designed to perfectly reproduce laser like text on documents that will not only be smudge-resistant but will also resist fading. You can order the No.10 black online right now and the price you see on screen is all you will pay if you go for standard shipping. We keep our prices as low as possible and don’t have any hidden charges.