Industrial Grade Main contents% :99 Min Phosphorus pentoxide% :61.0 Min Nitrogen, as N %: 11.8 Min PH of 1% water solution:4.4-4.8 Moisture% :0.2 Max Water insoluble % : 0.10 Max . Food Grade Main contents% : 99 Min Phosphorus pentoxide% :61.0 Min Nitrogen, as N % :11.8 Min PH of 1% water solution :4.4-4.8 Moisture% :0.2 Max Heavy metals, as Pb % : 0.001 Max Arsenic, as As % :0.0003 Max Fluoride as F % :0.005 Max Water insoluble % :0.10 Max . . Diammonium Phosphate (DAP) Tech Grade Main content% : 98.0 Min Phosphorus pentoxide% : 53.0 Min Nitrogen, as N % : 20.8 Min PH value of 1% solution : 7.8-8.2 Moisture % :0.2 Max Water insoluble % : 0.10 Max
. Food Grade Main content% : 98.0 Min Phosphorus pentoxide% : 53.0 Min Nitrogen, as N % : 20.8 Min PH value of 1% solution: 7.8-8.2 Moisture % : 0.2 Max Heavy metals, as Pb % : 0.001 Max Arsenic, as As% : 0.0003 Max Fluoride as F% : 0.005 Max Water insoluble % : 0.10 Max
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