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polished pure silver test strip specimen for ASTM D7667

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. 

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