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Your cart is empty.You are buying 8 Ounces (by weight) of Printed Circuit Board Etchant. The item is in an 8 Fluid Ounce (by volume) Polypropylene bottle. The active ingredient in our Etchant is Ammonium Persulfate ((NH4)2S2O8). SUGGESTED USE Mix with water to make your own etching solution. 4 Ounces makes 16 Fluid Ounces (448 mL) of Solution. 16 Fluid Ounces of Solution etches 280 square inches of circuit board. This etchant remains transparent as it dissolves the copper from the board so you can monitor the etching process (unlike Ferric Chloride solution, which turns black). No heating or agitation required. Etching time is 5-15 minutes at room temperature. Spent solution can be neutralized with Baking Soda (Sodium Bicarbonate). The spent solution contains Copper Sulfate.
Dan Crimmins
2025-07-04 19:33:09
The bottle of powdered circuit board etchant arrived within a few days, and I could'nt be more pleased. I would do business with Eisen-Golden Labs again.
Jas
2024-12-18 17:04:25
Etches copper blanks faster and smoother than ferric chloride
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