Note that in most situations, the lower deposit stress values are the most desired. The high internal deposit stress values most frequently occur from four causes: drag in of impurities, of dissolving of part base materials in the bath prior to getting deposit coverage, of tank materials dissolving in the working bath, or the breakdown of organic compounds, particularly brighteners. “Undesired metallic materials can be removed by dummy treatment of the working bath and organic contamination can be removed by carbon treatment. The source of proprietary products should be of assistance in these matters.
Below is a list of acceptable ranges for plating Nickel baths.