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n 1  :  either of two colorless or white crystalline double sulfates of aluminum used in medicine internally as emetics and locally as astringents and styptics  a  :  one KAl(SO4)2·12H2O that is a sulfate of aluminum and potassium - called also potassium alum   b  :  one consisting of an ammonium aluminum sulfate NH4Al(SO4)2·12H2O - called also ammonia alum , ammonium alum   2  :  any of various double salts isomorphous with potassium aluminum sulfate .

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Monroe County Hospital (Forsyth, Georgia - Monroe County)