Ammonium phosphates Supply nitrogen (N) and phosphorus (P) necessary for proper plant nutrition in the early stages of development..  PRODUCT FORMULA NP 20-10-0 NP 16-20-0 NP 20-20-0 NP 15-13-0 NP 26-10-0 NP 36-16-0 NP 20-30-0   DOWNLOAD Prospectus (7 MB, pdf)