Suitable for use with the Canon Pixma iP4600, iP3600, MP980, MP630, M620, MP540, this Canon CLI-521 Black printer cartridge, is a genuine Canon product, which can last up to 33% longer than unbranded printer cartridges and will give archival quality prints when used with suitable papers. High colour saturation and colour rendition, the genuine canon inks are manufactured to a high standard.