Bulk Ink for Ink Jet Cartridges. HP, Canon, Epson, Lexmark, Compaq, Xerox. When purchasing bulk ink, you must be sure you are getting the correct bulk ink for the type of cartridge that you want to use the bulk ink in.
Different cartridges use different types of ink.
For example, HP cartridges 51626A, 51629A, 51640A and 51633A are all HP black cartridges, but they all use different black inks in each one. Canon Compaq Epson HP Lexmark Xerox Okidata .