|Types I & II||ASTM B-488|
24kt acid gold is available and meets 99.0-99.7% purity.
Gold plating can be used as a decorative finish, or to provide anti-corrosive electrically conductive finish.
Most often applied to Nickel, Copper or Silver.
Coloring will range from yellow to orange in color and from matte to bright finish depending on both the basis metal and process used.