Make your own Copper Patina for Lead and Solder

For a small fraction of the price of a bottle of copper patina solution you could be buying a lifetime’s supply of the active ingredient – and just add water. The chemical you need is called copper(II)sulphate pentahydrate (CuSO4.5H20) and it’s a lovely colour of blue. It is less-precisely known as copper sulphate (CuSO4) which…

Give your projects a rich finish with copper patina. The specially formulated patina will create lustrous color on your solder that is fantastic for

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