Buyer to purchase Phosphate Rock 20, 000mt to 40, 000mt minimum or more per month. 500, 000mt to 1, 000, 000mt per year. Must Meet Following Specifications: Purity: 70% BPL Min.Standard Moisture: 2.5% Max (less than 2%) Fe 203 + AL203: 3.5% Max Size: 0.1mm to 5mm 90% Min No Product shall have a size bigger 1han 10.00mm Must forward 10kg sample Need FOB price and CIF price to Korea Government Purchase Real Sellers only must be Mandate