4.1 Knowledge of the presence of trace metals in gas turbine fuels enables the user to predict performance and, when necessary, to take appropriate action to prevent corrosion.
1.1 This test method covers the determination of sodium, lead, calcium, and vanadium in Specification D2880 Grade Nos. 0-GT through 4-GT fuels at 0.58201;mg/kg level for each of the elements. This test method is intended for the determination of oil-soluble metals and not waterborne contaminants in oil-water mixtures.
1.1.1 Test Method D6728 is suggested as an alternative test method for the determination of these elements in Specification D2880.
1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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