Polarization: 99.8% min at 20 deg centigrade granulation: fine standard Solubility: 100% drt/free fine flowing substance: solid crystal Moisture: 0.04% max on dry weight magnetic particle: 4 max mg/kg Ash content: 0.04% max by electrical conduct radiation: normal levels certified Reducing sugar: 0.05% max by weight sediments: none Smell: free of any smell hpn staph aureus: nill So2: 20 mg/kg max max as: 1p.P.M Max pb: 2p.P.M max cu: 3 p.P.M crop: 2010 50 kgs