ASTM D3605 Test Method for Trace Metals in Gas Turbine Fuels
ASTM D3605 Standard Test Method for Trace Metals in Gas Turbine Fuels by Atomic Absorption and Flame Emission Spectroscopy
1. Scope
1.1 This test method covers the determination of sodium, lead, calcium, and vanadium in Specification D2880 Grade Nos. 1-GT and 2-GT fuels in the range from 0.1 to 2.0 mg/L. This test method is intended for the determination of oil-soluble metals and not waterborne contaminants in oil-water mixtures.

1.2 The preferred units are milligrams per litre.

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.

2. Referenced Documents
2.1 ASTM Standards:
D2880 Specification for Gas Turbine Fuel Oils
D4057 Practice for Manual Sampling of Petroleum and Petroleum Products