Concentrated solutions are made from 10 g of copper sulfate and 10 g of sodium dichloroisocyanurate. Combine the solutions and stir for 10 minutes. Filter, wash with water and dry the product.
CuSO4 + 4 Na(C3N3O3Cl2) = Na2[Cu(C3N3O3Cl2)4] + Na2SO4
The mixture after addition
Filtration and washing
The pure product