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Light Diesel Oil

Sl No. Characteristics Requirements Requirements Requirements Method Of Test, Ref To
HSD LDO Annex [P : ] of IS 1448
(1) (2) (3) (4) (5) (6)
i) Acidity, inorganic P : 2
ii) Acidity, total mg of KOH/G, Max 0.30 P : 2
iii) Ash, percent by mass, Max 0.01 0.02 P : 4
iv) Carbon residue (Ramsbottom) on 10 percent residue, percent by mass, Max 0.351 1.5 (on whole sample) P : 8
v) Cetane number2, Min 45 P : 9
vi) Pour point3, Max 6oC for winter and 18oC for summer4 12oC for winter and 21oC for summer4 P : 10
vii) Copper strip corrosion for 3 h at 100oC Not worse than No. 1 Not worse than No. 2 P : 15
viii) Distillation 90 percent volume recovery at oC, Max 366 P : 18
ix) Flash point5
Abel, o C, Min 32 P : 20
Pensky-Martens, oC, Min 66 P : 21
x) Kinematic viscosity, cSt, at 40o C 1.8 to 5.0 2.5 to 15.7 P : 25
xi) Sediments, percent by mass, Max 0.05 0.10 P : 30
xii) Density at 15oC, kg/m2 820-880 To be reported P : 32
xiii) Total sulphur6, percent by mass, Max 1.0 1.8 P : 33
xiv) Water content, percent by volume, Max 0.05 0.25 P : 40
xv) Cold Filter Plugging Point (CFPP)2, Max 9oC for winter and 21oC for summer4) P : 110
xvi) Total sediments, mg per 100 ml7, Max 1.6 A