ASTM Specifications For #2 Diesel Fuel

Cloud Point, maximum

-7ºC (20ºF)
ASTM METHOD
D-2500

Flash Point
  • May-October
  • November-April

52ºC (125ºF) min
43ºC (110ºF) min
D-445



Viscosity
  • Kinematic at 40ºC, centistokes
  • Kinematic at 100ºF, centistokes

1.9 min, 4.1 max
2.0 min, 4.3 max
D-445



Visible water and sediment, by volume
0.05%, max
D-1796

Carbon Residue, on 10% Residuum
Ash
0.35%, max
0.01%, max
D-524
D-482

Cetane
  • Number method
  • Index method

40, min
40, min

D-613
D-976

Distillation, 90% point
Corrosion, Copper Strip
282ºC (540ºF) min*, 338ºC (640ºF) max
3 hrs@50ºC(122ºF), #3 max
D-86
D-130

Sulfur
  • On-highway use
  • All other non-highway uses

0.05% by mass, max
0.30% by mass, max
D-4045



Color
  • On-highway
  • Non-highway

Not required
Solvent Red 164




* When cloud point less than -12ºC (10ºF) is specified, the minimum viscosity shall be 1.7 cSt (or mm2/s) and the 90 percent point shall be waived.