or hy·dro·sul·phate



a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.

Origin of hydrosulfate

First recorded in 1820–30; hydro-2 + sulfate
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British Dictionary definitions for hydrosulphate



any quaternary acid salt formed by addition of an organic base to sulphuric acid, such as aniline hydrosulphate, C 6 H 5 NH 3 HSO 4
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