PG540 Black - 8ml, PG540L Black - 11ml, CL541 Colour - 8ml, CL541XL Colour - 15ml. Blacks can replace PG540, PG540L or PG540XL. Colours can replace CL541 or CL541XL. Compatible with Canon PIXMA MG2150 MG2250 MG3150 MG3250 MG3255 MG3550 MG3650 MG4150 MG4250 MX375 MX395 MX435 MX475 MX515 MX525 MX535 MX455 TS5150 TS5151 Inkjet Printers.