copper sulphate
noun
a copper salt found naturally as chalcanthite and made by the action of sulphuric acid on copper oxide. It usually exists as blue crystals of the pentahydrate that form a white anhydrous powder when heated: used as a mordant, in electroplating, and in plant sprays. Formula: CuSO 4
Words nearby copper sulphate
copper penny,
copper pyrites,
copper river,
copper spot,
copper sulfate,
copper sulphate,
copper-bottomed,
copper-fasten,
copper-leaf,
copper-sulfate method,
copperah
Example sentences from the Web for copper sulphate
Here the copper-sulphate method was put to a practical test.