strong Ensure that your printing is right the first time and every time!/strongbr /HP proprietary inks prevent corrosion and clogging of the printhead and offer the best print reliability. We spend three to five years and up to 1,000 prototypes for each HP ink cartridge system.br /br /strong HP 564XL Black Ink Cartridge Offers High-Yield and Bold Ink/strongbr /Save money while still producing outstanding, clear documents with this HP 564XL high-yield black printer ink cartridge. The HP 564XL high-yield black printer ink cartridge enables your employees to produce bold, highly-readable business documents for office use and for customers. The ink is long lasting to save your office time and money, all while ensuring consistent quality with each print. br /br /strong Quality Printing While Saving Money /strongbr /The HP high-yield black printer ink cartridge goes on strong, creating crisp, life-like images that bolster your business's credibility, and which are sure to keep your office patrons and customers coming back again and again. It also helps your office keep more money in the budget, saving it up to 13 percent per page when compared to standard cartridges. The ink works great for printing business memos, financial statements, marketing material and even photographs.br /br /strong Provides a High-Yield/strongbr /Use the HP high-yield black printer ink cartridge to get a yield of up to 550 pages, all while giving your office a long lasting supply of ink that provides consistent color with each print throughout the cartridge life. The final prints are also fade-resistant, and so are perfect for documents you plan on keeping around for a long time.

HP OfficeJet Pro 6230

HP 936 Black/Cyan/Magenta/Yellow Standard Yield Ink Cartridges, 4/Pack (6C3Z5LN)

HP 934XL/935 Black High Yield and Cyan/Magenta/Yellow Standard Yield Ink Cartridge, 4/Pack (N9H66FN#140)

HP 935 Cyan/Magenta/Yellow Standard Yield Ink Cartridge, 3/Pack (N9H65FN#140)

HP 934XL Black High Yield Ink Cartridge, Prints Up to 1,000 Pages (C2P23AN#140)