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TrusTec® PRF Octane Blend No. 96 is a primary reference fuel with 96% isooctane and 4% n-heptane used to measure octane rating.
Specific gravity at 60/60 °F: 0.6950–0.6970
Isooctane, %: 95.70–96.30
n-Heptane, %: 3.70–4.30
Conor Robertson, Technical Specialist
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TrusTec® PRF Octane Blend No. 96 primary reference fuel meets the requirements outlined in ASTM D-2699 and ASTM D-2700 to determine octane rating. The reference fluid is a blend of 96% isooctane and 4% n-heptane.
Reliable reference fluids are needed by laboratories and refineries during octane analysis to prevent inaccurate results.
Gasoline octane analysis
Petroleum refineries
Laboratory testing
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