GASOLINE DILUENT IN USED ENGINE OILS GAS CHROMATOGRAPHY METHOD: ASTM D3525
TEST SUMMARY
This test method uses a gas chromatograph equipped with a flame ionization detector and a programmable oven. The use of other detectors and instrumentation has been reported. However, the precision statement applies only when the specified instrumentation is employed. N-tetradecane is used as the internal standard.
TEST PRECISION
These are empirical test methods and have no bias.