Skip the fert lines. They are all fairly expensive and you pay for and to ship a product that is 90% water.
Make the jump to dry. Its not that hard particularly with the guidance of folks here on the forum.
Here is a link to a guy that sells on the forums here.
Dry Ferts Supplier
http://www.plantedtank.net/forums/sh...d.php?t=196748
if you want to go half way, and don't want to bother with measuring and mixing yourself check out nilocg's premeasured diy liquid ferts kit in the link above.