Tip - Storage Guidelines for HP Inkjet Cartridges | eHow

Inkjet cartridges will typically last for a long time if they are properly stored. HP ink cartridges have a long shelf-life, and guarantee that the cartridges will work until the end-of-warranty date, printed on the bottom of the cartridge. By properly storing and maintaining your HP ink cartridges, you can make sure that your cartridge will be...