Epson Stylus Pro 7800 9800 Magenta Ultra Chrome K3 Ink Cartridge (220 ml). Epson Ultra Chrome K3 ink can produce archival prints with amazing color fidelity gloss level and scratch resistance while providing consistently stable colors that significantly outperform lesser ink technologies. This breakthrough ink technology also makes it the perfect choice for professional neutral and toned black and white prints with higher density levels and virtually no metameres .Epson Stylus Pro 7800 9800 Magenta Ultra Chrome K3 Ink Cartridge (220 ml). OEM Wide Format Ink 220.