How to Replace an Empty Ink Cartridge in the Canon PIXMA TS9521C Crafter's All-in-One Printer – an Illustrated Tutorial in 13 Steps – Replacethatpart.com
Amazon.com: Replacement Parts for Printer PRTA38081 Compatible 545XL 545 XL Cartridge Replacement for Canon PG545 PG-545 PG 545 for Pixma MG3050 2550 2450 2550S 2950 MX495 - (Type: 545XL BK 546XL) : Office Products
Canon Pixma MG 2550 S - Global Ink
545XL 546XL Ink Cartridge Replacement for Canon PG545 CL546 for Pixma MG3050 2550 2450 2550S 2950 MX495 - Newegg.com
Canon : PIXMA Manuals : MG2500 series : Replacing a FINE Cartridge