Sodium persulfate

…for etching of printed circuit boards as well as for the etching of metal sheets and stencils.
Sodium persulfate is a special etchant for manufacture of printed circuit boards in the electronic industry, as well as for the etching of metal sheets and stencils.

PVC bottles with child-proof cap (Kisi-closure).
Sodium persulfate is highly hygroscopic!
According directive RL67/548/EWG sodium persulfate is classified as oxidising and is subject to the limitations of marketing chemicals prohibition ordinance.