The BCI-6BK is the black ink tank for the PIXMA iP4000, iP8500, Bubble Jet i865, i950, i965, S800 series and S900/S9000.
BCI-6C, BCI-6M, BCI-6Y are the cyan, magenta and yellow ink tanks for the PIXMA iP3000, iP4000, iP8500, Bubble Jet i560, i865, i950, i965, S800 series and S900/S9000.
The BCI-6PC and BCI-6PM are the photo cyan and photo magenta ink tanks for the PIXMA iP8500, Bubble Jet i950, i965, S800 series and S900/S9000. The photo ink is 1/6 density of regular ink.
The BCI-6G is the green ink tank for the PIXMA iP8500 and Bubble Jet i9950 printers.
The BCI-6R is the red ink tank for the PIXMA iP8500 and Bubble Jet i990, i9950.
