HP product number 3UB79B is HP's newest black solvent ink. Specializing in marking on treated and untreated PE, this ink demonstrated its ability to deliver excellent durability on tested PE material (CCL and Blueridge), while opening doors to new applications where PVC is the main substrate. Printing with the HP 2600 solvent black cartridge has proven to deliver an outstanding print quality throughout the working shift. This ink has shown an outstanding dry time of less than 3 seconds on more than 10 different types of films tested and used in the packaging industry. The HP 2600 formulation is suitable for use in certain printing applications involving the non-food contact surface of food packaging. This is NOT a refilled product. Benefits - Superior durability on untreated PE. - Outstanding durability on PVC. - Good durability on other types of films. - Dry time less than 3 seconds. - Consistent print quality all day long. - Formulated without PFAS. PLEASE NOTE: Because of hazardous materials designation, this ink can only be shipped via UPS and ONLY in the continental US. For Air Shipping in the US, please add Air Shipping Solvents at checkout.