From the Manufacturer
Keep your HP printer producing polished, professional-looking documents with this HP 21 C9351AN Black Ink Cartridge. Get crisp, sharp black text, and preserve your memories with photos that resist fading for generations. This cartridge is designed to offer you an approximate page yield of 190 pages, depending on your printer and specific type use. Features include:

* Print professional-looking documents with laser-quality black text.
* Reliable—print crisp text every time with your HP printer.
* Simple to install and easy to use.

HP 21 C9351AN Black Ink Cartridge Product Features:

* HP 21 Black Inkjet Print Cartridge for professional-looking prints
* Produces photo-quality black and white prints that resist fading
* Produces crisp black text
* Page yield: approx. 190 pages (depends on printer and specific use)
* HP printer compatibility: Deskjet 3910, Deskjet 3930, Deskjet 3940, PSC 1410

Technical Details

* Model Number: C9351AN
* Print technology: HP thermal inkjet
* Cartridge colors: Black
* Ink types: Pigment-based
* Ink drop size: 17 pl
* Print head nozzles: 416w