Description
Electrolytic etch—use carbon cathode and platinum wire connection to specimen.
- Use 6 Volts ac for 1 minutes.
- Use 5 to 20 Volts ac for between 1 and 2 minutes.
- Use 20 Volts ac for between 1 and 2 minutes.
For etch-polishing, use shorter times.
After etching, water rinse, alcohol rinse, and dry.
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