What is the difference between Canon PG-540 and PG-540XL ink cartridges? - Ink Trader
Canon PG-540 Ink Cartridge - Black (5225B005) for sale online | eBay
Original Ink Cartridge Canon PG-540 (5225B005) (Black) - DrTusz Store
Actis KC-540R black ink cartridge for Canon printer (Canon PG-540XL replacement) standard | Printers and Scanners \ Printer inks Printers and Scanners \ Tusze \ Do drukarek Canon (z głowicą)