HP 821 Latex Ink offers Scratch resistance comparible to that of hard solvent inks on vinyl and banner. With the NEW Latex
Optimizer you can achieve High Image Quality at High Speed
HP 821 Latex Inks are formulated to optimize and maintain the high performance and print quality of HP 821 Latex
Printheads, and they work with HP 821 Latex Optimizer to provide high print quality at high productivity.
HP 821 Latex Inks have a water-based formulation with an innovative “latex” polymer that produces a durable, flexible film
protecting the image. Prints are completely dried and cured in the printer and are ready to use. A 6-color system of
pigment inks—cyan, magenta, yellow, black, light cyan, and light magenta—produces a wide color gamut.