Klemm's etchant II

Material: Klemm's etchant II
Type: Micro
Method: Chemical etching
Etchant (electrolyte): 100 ml stock solution (please see the Klemm's etchant, 5 g potassium disulfite.
Procedure: No data.
Note:  Cu and Cu alloys and soft solders. Solders and welds with brass. Color etchant.
Source: G. Petzow, Metallographic Etching, 2nd Edition, ASM International, USA, 1999.

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