Genuine Canon 37 Black Cartridge. 
Suitable for CANON PIXMA MP140, CANON PIXMA MP190, CANON PIXMA MP210, CANON PIXMA MP220, CANON PIXMA MP470, CANON PIXMA MX300, CANON PIXMA MX310, CANON PIXMA IP1800, CANON PIXMA IP1900, CANON PIXMA IP2600