According to the material data safety sheet (
http://www.biconet.com/soil/infosheets/montys8-16-8.pdf) this product is water-soluble fertilizer with the water already added. The cost of a gallon of Monty's 8-16-8 is about $70 depending on where you shop. The net weight of a gallon of the product is about 11.25 lbs. This works out to about $78 per pound of Nitrogen ($70 / (8% * 11.25)).