ASTM D7667 Silver Test Strip
Silver test strips used in ASTM D7667 (Corrosiveness to Silver by Automotive Spark-Ignition Engine Fuel - Thin Silver Strip Method). This test measures the corrosive effect of automotive engine fuel on silver. The silver test strip is 1.42" x 0.246" x 0.020" (40.0mm x 6.25mm x 0.526mm) and is made of 99.9% pure silver. Each test strip is polished per ASTM D7667.