Ammoniumpersulfat
Used for macro testing of test pieces during welding testing and to remove copper when etching circuit boards. Colorless salt mixture that is diluted with lukewarm water.
Product information
The most common etching fluid for iron, carbon steel, cast steel and higher alloyed steels such as Fe-Mn, Mn-Ni, Mn-Cu, Mn-Co alloyed steels.
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