IMPORTANT: This item can only be shipped FedEx Ground. Please select FedEx as your shipping option at checkout. Ships to US lower 48 States only. Please note that the chemicals in this kit are non-refundable due to shipping regulations.
2 oz jar
Copper Sulfate is used 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.