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Copper Etchants

MG Chemicals offers both Ammonium Persulfate and Ferric Chloride etchants as part of our portfolio of Electronics Prototyping products for circuit board fabrication.  Ammonium persulfate offers a cleaner alternative over more traditional etchants, while Ferric Chloride comes ready-to-use with no required mixing or further preparation.

Features and Benefits

  • CARB and RoHS compliant
  • Ammonium Persulfate allows for visual inspection of etching process
  • Ferric Chloride comes ready-to-use


  • PCB etching
  • Proof-of-concept prototyping and small production runs
  • Hobbyist circuit design or school tutorials

410 – alternative to ferric chloride for a cleaner copper etchant solution

415 – ready-to-use etchant solution