HP 40 Black Ink Cartridge

Genuine HP-engineered and pigment-based inks provide denser, more waterfast, fade-resistant printouts. Designed to work with the HP 51640C/M/Y Color Inkjet print cartridges for sharp black text and brilliant color results. Crisp, rich black text and improved archival properties for sharp output that lasts. Clog-free throughout the life of the cartridge. Professional-quality results each and every time.