HP CB335WL #74 BLACK Operating temperature Ideal: room temperature (no extremes)Min: 15 degrees Celsius Max: 35 degrees CelsiusMin: 59 degrees Fahrenheit Max: 95 degrees Fahrenheit Storage temperature Min: -15 degrees Celsius Max: 35 degrees Celsius Min: 5 degrees Fahrenheit Max: 95 degrees Fahrenheit Install-before date Be sure to install and begin using the HP inkjet print cartridge before the install-before date on the cartridge package. Altitude restrictions Target: 8,000 feetMax: 17,000 feetHP inkjet print cartridges are not designed to be transported in printers at high altitudes, such as on airplanes.   Use High-performance, moderate black printing Ink volume 18 ml