HP 21 Black Original Ink Cartridge

SKU: C9351AE


The HP 21 Black Inkjet Print Cartridge combines patented ink formulations with advanced inkjet print cartridge technology to ensure crisp, laser-quality black text every time you print.


  • Pigmented black inks provide crisp sharp text for your letters and reports-documents you can be proud of from your HP printer.
  • Keep your documents for a long-term reference.
  • Printed text from this HP 21 ink remains dark and sharp longer.
  • Results you can count on across a broad range of plain papers and speciality media.
  • Print greeting cards, homework assignments, letters, e-mail, and reports with confidence.
  • HP quality and reliability ensures your prints are genuine HP quality.
  • HP inkjet printing supplies and printers are designed to produce consistently great results every time.
  • A precision-engineered and tested system of supplies and printers designed together to work together.

Page Yield

  • Black - 190 Pages*

*Approximate average yield

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