As a general rule more "process" lime is required to neutralize the copper sulfate than good stone lime.
It consists of copper sulfate, which is commonly called blue vitriol or bluestone, fresh lime and water.
One gallon of water will hold in solution two pounds of copper sulfate.
Copper—Venus—was the basic metal, and Boyle started with vitriol or copper sulfate.
|copper sulfate |
A crystalline salt that is soluble in water and slightly soluble in alcohol. In its anhydrous form it is white, and in its hydrous form it is blue. Copper sulfate is used in agriculture, textile dyeing, leather treatment, electroplating, and the manufacture of germicides. In its blue form it is also called blue vitriol. Chemical formula: CuSO4·5H2O.