gh concentrations may cause loss of throwing power and leveling.
PC-600 Carrier
PC-600 Carrier is responsible for the wetting action and throwing power of the solution and it is necessary for a minimum quantity to be present to ensure that the PC-600 Replenisher works optimally. Under normal conditions a replenishment rate of 0.2 to 0.5 mL/amp hr is sufficient.
CARBON TREATMENT
After a period of time, acid copper plating baths will require a carbon treatment. The plating bath may become cont