Smoke bomb; derived from potiun nitrate?

I have finaly found potium nitrate for a smoke bomb. The problem is.. It says : derived from... Ammonium nitrate, ammonium molbdate, calcium nitrate, codalt sulfate, copper sulfate, iron dtpa, iron edta, magnesium sulfate, manganese sulfate, POTASSIUM borate, POTASSIUM NITRATE, POTASSIUM phosphate, POTTASIUM sulfate, and zinc sulfate. Its called maxibloom. Will my smoke bomb work?