13 photo lithographed strips encased in plastic and made up in the form of a plaque for protection (7.5 by 4.25 in.). 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.
A copy of the current ASTM standard is included with the purchase of this adjunct.
Stock #: ADJD0130