HP 61 Standard Capacity Ink Cartridge Black CH561WN#140 - Best Buy
Penguin Remanufactured Printer Ink Cartridge Replacement for HP 61XL ,61 XL Used for Hp Deskjet 1000 1010 2540 2620 | Walmart Canada
HP Deskjet 2540 All-in-One - Multifunction printer - color - ink-jet - 8.5 in x 11.7 in (original) - A4/Legal (media) - up to 7 ppm (copying) - up to 20 ppm (