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The present standard defines the characteristics of Automotive Gasoline.
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PROPERTY |
LIMITS |
METHOD |
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| Research Octane Number |
Min 98 |
ASTM D-2699 |
| Motor Octane Number |
Min. 87 |
ASTM D-2700 |
| Lead, g/L |
Max 0.005 |
ASTM D-3237 |
| Benzene, % v/v |
Max. 5.0 |
ASTM D- 3606 or D- 5580 |
| Methanol, % v/v |
Max. 3.0 |
ASTM D- 4815 |
| Ethanol, % v/v Max. 5.0 |
Max. 5.0 |
ASTM D- 4815 |
| Isopropyl Alcohol % v/v Max. 5.0 |
Max. 5.0 |
ASTM D- 4815 |
| Tertiary Butyl Alcohol % v/v Max. 7.0 |
Max. 7.0 |
ASTM D- 4815 |
| Ethers containing five or more C atoms % v/v |
Max. 10.0 |
ASTM D- 4815 |
| Other organic Oxygenates % v/v |
Max 7.0 |
ASTM D- 4815 or D- 5599 |
| Total Organic Oxygen % m/m |
Max. 2.5 |
Calculated |
| Sulfur % m/m Max. 0.05 |
Max. 0.05 |
ASTM D- 2622 |
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Distillation at 760mm Hg, evaporated:
At 70 °C, % v/v
At 100 °C, % v/v
At 180 °C, % v/v
Final boiling point, °C
Residue, % v/v |
10 - 15
40 - 70
Min 85
Max. 215
Max. 2 |
ASTM D-86 |
| Reid Vapor pressure at 37.8 °C, KPa |
Summer Max 65 |
Winter
Max 80 |
ASTM D- 4953 |
| Volatility (10 VP + 7 evaporated 70) |
Summer
Max 965 |
Winter
Max 1115 |
Calculated |
| Copper corrosion, ( 3 hrs@ 50 °C ) |
Max. 1 |
ASTM D- 130 |
| Existent gum, mg/100 ml |
Max. 5 |
ASTM D- 381 |
| Oxidation stability, minutes |
Min. 360 |
ASTM D- 525 |
| Color |
Light Blue |
Visual |
| Density at 15°C, Kg/m3 |
Min 720 |
ASTM D- 1298 |
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