... Superphosphate Fertilizer 1,Total P2O5:36.0% 2,Valid P2O5:34.0% 3,Water-solubility P2O5:27.0% 4,Moisture:5 ... /m3 (Granule),1280~1440kg/m3(Powder)7, HS Code:310510908, CAS No:10031-30-89, Total P2O5:36.0 pct min 10 ... , Valid P2O5:34.0 pct min 11, Water-solubility P2O5:27.0 pct ...