#copper_sulfate__copper_sulphate__cupric_sulfate__cupric_sulphate  a copper salt made by the action of sulfuric acid on copper oxide
  supertype:  #sulfate  a salt or ester of sulphuric acid
  subtype:  #blue_vitriol__blue_copperas__bluecoppera__bluestone  hydrated blue crystalline form of copper sulfate

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