... 0 5, Water soluble phosphate (as P2O5) Moisture, per cent by weight, minimum 61.0 6, Matter insoluble in ... water, per cent by weight, maximum 0.5 7, Sodium as NaCl ... 2,000mts per month12, Usage:it can be used as fire extinguishing agent or the raw material of 100 ... rock phosphate fertilizer are well used in such fertilizer industries as DAP, MAP,UP, FMP, SSP, TSP, MKP, ...