The pigment black ink is used for printing documents on plain paper and ensures crisp, sharp text with great longevity. The Twin Pack contains two 19ml ink tanks and each allows you to print up to 341 pages of A4 documents at ISO/IEC 24711 standard.Compatible Printers: Canon Pixma IP 3600 Series, Canon Pixma MP 980, Canon Pixma MP 990, Canon Pixma MP 620, Canon Pixma MX 870, Canon Pixma MP 550, Canon Pixma MP 560, Canon Pixma MP 620 Series, Canon Pixma MP 640 Series, Canon Pixma IP 4600 Series, Canon Pixma MX 870 Series, Canon Pixma MP 630, Canon Pixma MP 640, Canon Pixma IP 3600, Canon Pixma IP 4600 X, Canon Pixma IP 4700, Canon Pixma MP 640 R, Canon Pixma MX 860, Canon Pixma IP 4600, Canon Pixma MP 540