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Valuable Supplies Choices |
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HP offers choices so you can easily tailor your supplies purchase to match how much and how often you print.
Standard inks: for moderate printing,
Value inks: for volume printing and
Specialty* inks: for photo and special project printing.
* Select printer models do not support a Specialty cartridge offering. |
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HP 21 Black Inkjet Print Cartridge |
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Print in true black. HP pigment inks deliver deeper, darker text. |
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Documents stand the test of time. Archive important papers—this sharp black text resists fading.1 |
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1Based on paper industry predictions for acid-free papers and Original HP inks; colorant stability data at room temperature based on similar systems tested as per ISO 11798 and ISO 18909. |
| Overview & Specifications |
| Overview and features |
Overview
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HP 21 Black Inkjet Print Cartridge
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- Standard
- Reliable ink for precise, everyday printing.
- Trust Original HP Inks.
 Black
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| Printing specifications |
Color(s) of print cartridges
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Black
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Printable version
