MgSO4 is more expansive, but as a drying reagent, it is much quicker and more complete than Na2SO4.
when a lot of water is present, MgSO4 generates heat, Na2SO4 does not.
Saturday, January 19, 2008
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My experiences of organic chemistry
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Also MgSO4 is weakly acidic. You should not use it dry basic compounds such as alcohols and amines.
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