... Valid P2O5:16.0% 2,Calcium:19-25% 3,Free Phosphoric acid:4.50% 4,Moisture:3.0% soluble fertilizerSingle Super ... No:10031-30-89, Valid P2O5:16.0 pct min 10, Free Phosphoric acid:4.50 pct max 11, Calcium:19-25%12 ... , Moisture: 3.0 pct max 13, Sulphur:8.2% 14, Free Acid ... mesh,90 pct In granule :1-4.75mm,90 pct min 24, Pack:in 50kg bag with inner poly bag ...