Dichromate Etchant
material specific
Composition
10g K₂Cr₂O₇, 5ml H₂SO₄, 100ml H₂O
10%
Method
immersion
Time
30s
Basic Information
Category:Material Specific
Composition:10g K₂Cr₂O₇, 5ml H₂SO₄, 100ml H₂O
Concentration:10%
Reveals:Grain boundaries, phases
Typical Results:For copper and copper alloys. Reveals grain structure.
Color Effects:Grain boundaries dark
Available from PACE Technologies
This etchant is available as a ready-to-use product.