Tech grade phosphates – MAP 12-61-00, NOP 13.5-00-46, MKP 00-52-34, DAP 21-53-00, UP 17-44-00, Food grade Diammonium phosphate（Food grade DAP）, Ammonium polyphosphate （APP 18-60-00）， food grade phosphates, SOP, CAN 15.5-0-0+26CaO