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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Examples from the Web for copper sulphate
Here the copper-sulphate method was put to a practical test.