Cartridge Code: Compatible for Canon PGI250XL Large Black Compatibility: Canon PIXMA MX922, Canon PIXMA MG7520, Canon PIXMA MG5520 Canon PIXMA MG5420, Canon PIXMA MG7120, Canon PIXMA MG6320 Canon PIXMA MG6620, Canon PIXMA MG5620 Canon PIXMA IP7220 Canon PIXMA IX6820, Canon PIXMA IP8720, Canon PIXMA MG6420 Canon PIXMA MX722, Canon PIXMA MG5422, Canon PIXMA MG5522 Page Yield:~500 pages per black cartridge. Print with Excellent Color and Crisp Text. Note: 1.Please confirm your printer model. 2.Please remove the orange cap, NO need to remove other tabs. 3.Please avoid touching the chips. Print your OfficeWorld, we are always here for you.