T56P7 Gray Ink Cartridge 700ml. UltraChrome PRO10 Ink: 10-colour archival pigment ink with an expanded colour gamut. Introducing our innovative UltraChrome PRO10 Ink - a breakthrough in professional imaging ink technology, only from Epson. Designed for the world's greatest artists and photographers, this all-new, premium ink adds Violet to produce a wider colour gamut, delivering vibrant, long-lasting prints that captivate and inspire. Compatible Printers: Epson SureColor SC-P 7300 Spectro, Epson SureColor SC-P 9300 Spectro, Epson SureColor SC-P 9300 Series, Epson SureColor SC-P 7300 Series, Epson SureColor SC-P 7300, Epson SureColor SC-P 9300.