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Valorization Of Phosphogypsum In Crushing

1. Introduction. As a by-product from the phosphate fertilizer industry phosphogypsum PG mainly contains gypsum CaSO 4 2H 2 O and also notable levels of impurities originating from the source phosphate rock such as Sr, Ba, Si, P, Fe, Al, Ti, U, and Th etc., as well as rare earth elements REEs. PG had been found to be potential in agricultural use three of the essential elements for ...

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