Look up: COPPER-SULPHATE

1. Copper Sulphate
   A water soluble salt used in copper plating. Used as a layout solution which turns a copper colour when applied to a clean polished metal surface. Symbol CuSO₄ Also known as Blue Vitriol
   Found on http://www.diracdelta.co.uk/science/sour
   
   
2. Copper Sulphate
   Swimming pool chemistry: Similar to aluminum sulphate, this chemical provides a coagulating and flocculent function in water. Used in ponds. This amount of copper would stain swimming pools.
   Found on http://www.1st-direct.com/acatalog/Chemi
   
   
3. copper sulphate
   Synonym for cupric sulfate ... CuSo4-5H2O;it is highly poisonous to algae, is a prompt and active emetic, and is used as an irritant, astringent, and fungicide. ... Synonym: copper sulfate, copper sulphate. ... (05 Mar 2000) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
4. Copper Sulphate
   Copper Sulphate (also known as blue stone) is a copper salt found naturally as chalcanthite and made by the action of sulphuric acid on copper oxide. It usually exists as blue crystals and is used in electroplating and in plant sprays, and is used as a wash to discourage mould growth in the painting and decorating trade.
   Found on http://www.probertencyclopaedia.com/brow
   
   
5. copper(II) sulphate
   Substance usually found as a blue, crystalline, hydrated salt CuSO₄.5H₂O (also called blue vitriol). It is made from the action of dilute sulphuric acid on copper(II) oxide, hydroxide, or carbonate. CuO + H₂SO₄ + 4H₂O ® Cu...
   Found on http://www.talktalk.co.uk/reference/ency