.
Method #1: BATCH
B1. Transfer entire plating solution into a properly cleaned and leached treatment tank.
B2. Follow steps a，，through d，，or e，，through g，，depending on the availabilityorapplicability of heat. The total time that any one charge of carbon is exposed to the bath should not exceed 8 hours.
With Heat
Raise temperature to approximately 43 C (110 F).
Add with stirring, 250 mL of technical grade 30% hydrogen peroxide per 100 L of solution (1 quart per one