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| Phosphogypsum Utilization Part Ⅱ: Preparation of Ammonium Sulphate | |
| 摘 要： | 1.IntroductionIn0urprevi0usinvestigation,phosph0gypsum(PG)producedfromthediss0luti0nofsabyiaph0s-phateore(Sabyiaregion,Egypt)inH2SO4bythedihydrateprocess,wascharacterizedusingX-raydiffraction,chemicalanalysis,thermogravimetricandinfraredtechniquesI1].Theresultsofthischaracter-izationindicatedthatphosph0gypsumwasformedmainlyofgypsum,0.8%P2O5and185x1O-6rareearthelementsandfreefrombothradioactiveele-mentsandCdwhichfavouredtheutilization0fPGasarawmaterialf0rpreparati0n0fsomeusefulcom-pounds.… |
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