(10 Pack) HP- No.94 & No. 97 Black and Tri-Color Remanufactured Ink for HP Deskjet 5740 5740xi 6520 6520xi 6540 6540dt 6540xi 6620 6620xi 6830 6830v 6840 6840dt 6840xi 9800 9800d Officejet 6200 Series 6210 Series 7210 7210v 7210xi 7310 7410 Photosmart 2610 2610v 2610xi 2710 2710xi 7850 8150 8150v 8150xi 8450 8450xi 8750 PSC 1600 1610 1610v 1610xi 2350 2355 2355v 2355xi by Remanufactured Cartridge Backed by a 100% Guarantee and a One-Year Warranty ISO 9002 Quality Certified Manufacturing Process Page Yield: Up to 260 pages and up to 450 per color These cartridges were professionally refurbished in an ISO 9002 factory. Each cartridge was used once and then sent to our factory where it underwent an extensive process including, cleaning, testing the chip, and ink refilling. Before being sealed, each cartridge is tested in a live printer to ensure crisp text and true color reproduction. The cartridges are finally sealed, and placed in a static protective bag.