If your SQL is really nifty, you may be able to code this up front in your SELECT statement by having a column at the end of every record which is either NULL (in the case of the row not being the final row in a batch) or char(13) + char(10) for a final row.
Phil
If you haven't even tried to resolve your issue, please don't expect the hard-working volunteers here to waste their time providing links to answers which you could easily have found yourself.