How to refill your Canon PG-540, PG-540 XL cartridge.
Compatible Canon PG-540XL Black Ink Cartridge (High Capacity) - National Inkjets™
Canon PG-540 / CL-541 Ink Cartridge Multipack, Pack of 2
Buy Canon PG-540XL/CL-541XL High Yield Ink Cartridge + Photo Paper Value Pack in Discontinued — Canon Danmark Store
Ink Cartridges For Canon PG-540 XL PG-540XL PG540 Pixma MG3180 MG4180 MG4280 MX438 MX518 MX378 Inkjet Printer - AliExpress
How to refill Canon PG30, PG40, PG50, PG210, PG240, CL241, PG245, CL246, PG440, PG540 & CL31, CL41, CL51, CL211, CL241, CL246, CL441, CL541 OEM cartridges - BCH Technologies
Canon PG-540L Black + CL-541XL Colour High Yield Ink Cartridges + Photo Paper Value Pack — Canon UK Store
Canon causes confusion by introducing PG540L replacing PG540XL - Ink Jungle
Canon PG-240XL Black High-Yield Remanufactured Cartridge
Refill Instructions Canon PG-540-BK Black Ink Cartridges PG540 PG540BK – Premium Inks
Buy ESSENTIALS Canon PG-540 XL & CL-541 XL Black & Tri-colour Ink Cartridges - Twin Pack