TrusTec® Diesel Secondary Reference Fuel U-36 is a secondary reference fuel with an average cetane value of 20.08 for use in ASTM D-613 testing.
TrusTec® Diesel Secondary Reference Fuel U-36 from Chevron Phillips Chemical is a premium reference fuel for cetane testing. When used alongside TrusTec® Reference Fuel T-36, it measures the period between injection and ignition under ASTM D-613 test methods.
Results from ASTM Subcommitee D02.01 calibration testing are performed by the Diesel NEG Group for TrusTec® Diesel Secondary Reference Fuel U-36.
Specific gravity at 60ºF: 0.869
API gravity: 31.3
Sulfur, ppm: 70.2
Flash point, ºF: 118.4
Viscosity at 40 ºC, cSt: 1.898
Aniline point, ºC: 107.2
Peroxides, mg/kg: 0.310
Distillation Range at 760 mmHg, °F:
Initial boiling point: 348.8
10%: 400.3
50%: 452.3
90%: 546.8
End point: 601.7
Recovery, %: 98.8
Residue, %: 1.1
Loss, %: 0.2
Hydrocarbon type, vol %:
Aromatics: 44.4
Olefins: 1.2
Saturates: 55.7
Refiners depend on quality reference standards to prevent inaccurate measurements during diesel cetane testing.
Diesel cetane analysis
Petroleum refineries
Laboratory testing
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