Discover the Original RISO S-8113E Black Ink for Z-Type Copy Printers, designed for high-quality, efficient printing. This genuine RISO ink delivers crisp, vivid black prints with a 1000ml capacity, yielding up to 36,000 A4 prints per tube. Easy to install, non-toxic, and eco-friendly, it ensures reliable performance for RISO Z-Type, EZ, RZ, MZ, and SF series duplicators. Perfect for high-volume office printing with fast-drying, smudge-free results.