1.100% water soluble and N:46.3% 2.Free heavy ... % prilledAppearaence:white prilledTotal N:46%min,Biuret: 1.0%max,H2O: 1.0% max,HCHO: 0.6% max,Size: 0.85-2.8mm,Packing :50kg ... % granularAppearaence:white granularTotal N:46%min,Biuret: 1.0%max,H2O: 1.0% max,HCHO: 0.6% max,Size: more than 90% between 2-4 ...