Specifications include, but are not limited to: 2.11 Gasoline: Gasoline supplied under this contract shall meet or exceed requirements for volatility Class B, C and D of the American Society for Testing and Materials (ASTM) standards specification D-439-77 and Environmental Protection Agency standards. The antiknock index (RON + MON/2) shall be no less than the values specified below: Unleaded Regular Gasoline – minimum 87 octane Unleaded Regular Gasoline – minimum 87 octane with 10% ethanol Unleaded Premium Gasoline – minimum 93 octane 2.12 Diesel Fuel No. 2-D S15 (ultra-low sulfur diesel): Diesel fuel No. 2-D S15 supplied under this contract shall meet the requirements of the American Society for Testing and Materials (ASTM) standards D-975-78 and D-913-79, and Environmental Protection Agency standards. 2.13 Tests: 1. Distillation – method D-86, distillation of petroleum products. 2. Vapor liquid ratio – method D-2533, for vapor liquid ratio of gasoline. 3. Vapor pressure – method D-323, test for vapor pressure of petroleum products (Reid method), or method D-2551, test for vapor pressure of petroleum products (micro method). 4. Research method octane number – method D-2699, test for knock characteristics of motor fuels by research method, or method D-2885, research and motor method octane ratings using on-line analyzers. 5. Motor method octane number – method D-2700, test for knock characteristics of motor and aviation type fuels by the motor methods or method D-2885, research and motor method octane ratings using on-line analyzers. 6. Corrosion – method D-130, test for detection of copper corrosion from petroleum products by the copper strip tarnish test 3-H at 122 degrees F (50 degrees C). 7. Existent gum – method D-381, test for existent gum in fuels by jet evaporation. 8. Sulfur – method D-1266, test for sulfur in petroleum products (lamp method) or method D2622, test for sulfur in petroleum products (x-ray spectrographic method). 9. Lead – method D-2547, test for lead in gasoline, volumetric chromate method or method D2599, test for lead in gasoline by x-ray spectrometry. For lead levels below 0.1 G/gal. (0.03 G/liter) use method D-3116, test for trace amounts of lead on gasoline. 10. Oxidation stability – method D-525, test for oxidation stability of gasoline induction period method.
