(chemistry) the common name for copper(II) sulfate, CuSO₄, which forms blue crystals and is used in agriculture, dyeing, electroplating and many other applications; reducing agents reduce it to the red cuprous sulfate

(inorganic chemistry) sulfuric acid / (inorganic chemistry) The anion HSO₄⁻ or any salt containing this anion

(inorganic chemistry) the compound H₂NS(=O)₂OH / (organic chemistry) Any N-hydrocarbyl derivative of this substance

(chemistry) the lithium salt of sulfuric acid, Li₂SO₄; used in the treatment of manic depression etc

sodium sulfate

(biochemistry) A polysaccharide found, associated with protein, in all animal tissue; it has a regulatory function in several biological activities

(organic chemistry) A compound formed by the ethoxylation of ammonium lauryl sulfate, having properties similar to sodium laureth sulfate.

(dated, inorganic chemistry) Iron(II) sulfate.

(inorganic chemistry) A salt of divalent cobalt and the sulfate radical, CoSO₄.

(inorganic chemistry) The crystalline salt of trivalent iron and sulfuric acid, Fe₂(SO₄)₃.