Reference guide tips...
OEM ref - The reference you will find on the packaging of a specific original cartridge.
Printer - List of printer models that the cartridge is compatible with.
Jet Tec ref - The Jet Tec part number for a specific
cartridge - click to view in the product finder.
Colour - Ink colour. Black, cyan, magenta, yellow, 3 colour, 5 colour etc
QRN - Quick reference number to easily recognise Jet Tec cartridges that work together in a specific printer.