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E3 Copper Sulfate 2 oz
E3 Copper Sulfate 2 oz

E3 Copper Sulfate 2 oz

$8.00
Copper Sulfate is intended to etch copper and brass with the E3 Duo Controller. Mix with distilled water, and reuse the solution after straining it through a coffee filter.  Keep away from children and pets and follow all safety precautions.

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