The Canon CLI521 Black Ink Cartridge is ideal for printing crisp, high-quality documents and photographs. This genuine Canon ink cartridge produces sharp, precise text and deep, rich blacks for exceptional print quality. Printer Compatibility: CANON PIXMA IP3600,CANON PIXMA IP4600,CANON PIXMA IP4700,CANON PIXMA MP540,CANON PIXMA MP550,CANON PIXMA MP560,CANON PIXMA MP620,CANON PIXMA MP630,CANON PIXMA MP640,CANON PIXMA MP980,CANON PIXMA MP990,CANON PIXMA MX860,CANON PIXMA MX870