BMADJD0130 ASTM COPPER STRIP CORROSION STANDARD
Set of 13 plaques, printed on aluminium and encapsulated in plastic for protection.
These consist of reproductions in full-color of typical test strips representing increasing degrees of tarnish and corrosion. Directions for use are given on the reverse side of the plaque. Use this adjunct to assess the color and tarnish level of corrosiveness to copper from petroleum products.