Vilella's Reagent
specialty
Composition
1g Picric Acid, 5ml HCl, 100ml Ethanol
Mixed
Method
immersion
Time
10s
Basic Information
Category:Specialty
Composition:1g Picric Acid, 5ml HCl, 100ml Ethanol
Concentration:Mixed
Reveals:Carbides, martensite, grain boundaries
Typical Results:Excellent for tool steels and high-speed steels. Reveals carbides clearly.
Color Effects:Carbides dark, matrix light
Available from PACE Technologies
This etchant is available as a ready-to-use product.