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Magnesium Sulfate
MgSO4·xH2O Sulfuric acid magnesium salt (1:1), hydrate;
 Magnesium sulfate (1:1) monohydrate
 138.36
 [14168-73-1] Magnesium sulfate (1:1) heptahydrate
 246.47
 [10034-99-8] Anhydrous 120.37
 [7487-88-9]

DEFINITION

Magnesium Sulfate, rendered anhydrous by ignition, contains NLT 98.0% and NMT 102.0% of magnesium sulfate (MgSO4).

USP REFERENCE STANDARDS FOR PURCHASE

USP Calcium Carbonate RS
USP Magnesium Sulfate RS
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