The LX900 uses dye based ink that has excellent water resistance but is not as resistant to light (UV). Over time black dye based ink can fade to brown. To resolve this issue we have introduced a pigment ink option. Pigment ink has excellent resistance to UV and prints a richer, darker black. The following cartridges and print head should be purchased.
All necessary parts are listed on our web store here: http://www.primerastore.com/supplies/label-ink-cartridges/lx900/pigment.html
Note on Label Stock Compatibility.
Pigment Ink works with the following label stocks:
Article ID: 88617