please give me your price cnf alexandria for the next productionSiO2: 48% min , Al2O3: 36% min , Fe2O3: 0.4% max , K2O: 0.85% max , NaO: 0.58% max , Physical norms: Powder: Fineness 325 meshs, moisture: 15% max , Burn Brightness: 88% min , Packing: in plastic woven bags of about 50kg net each Or in plastic woven 1 MT jumbo bags each, Uses: For manufacture of ceramic, porcelain and building sanitaryware, etc. Shipment: 1,500 mt each monthly, Price: FOB port china USD 115 / MT. (Shipment gotta 300 mt each),