These printers use the BCI-15C (2 pack) cartridge:
Click On a Printer to View it's Cartridges
Canon I 50
Canon I 70
Canon I 70 Color Printer
Canon I 70 Color PTR
Canon I 80
Canon I 80 Color Printer
Canon Pixma IP-90 V
Canon Pixus 50 I
Canon Pixus 80 I