HP 343 Tricolour Standard Capacity Ink Cartridge 7ml - C8766E The Tri-colour HP 343 Ink Cartridge (also know as the HP C8766EE) provides rich, life-like colour for printing multi-colour documents, graphics and photos. Using Vivera inks the HP 343 printer cartridge prints professional quality, long-lasting images every time. It’s ideal for a wide range of printing jobs, not just photographs, making it perfect for homes where printing needs to be versatile and always up to the task. Produce attention-grabbing charts and graphics with bright, rich photos and excellent colour saturation.