This original Canon ink cartridge in black will yield a very impressive 400 pages of printing and is therefore super value. With 15ml of ink in this high quality Canon cartridge, you will find that you will be changing your ink much less often. Suitable for use with a range of Pixma printers, this is a versatile and quality ink which can be used in the office or at home. And buy this Canon PG512 Black High Yield Ink Cartridge Price/Quantity: 1 £17.88 2 £17.36 3+ £16.88.