There are varying contents of sulphur in gasoil and d2 products that will affect when the fuel is best to use d2 - diesel specifications property unit limit test method min max add number, total strong mgkohg 0.1 astm d 974 appearance clear visual ash mass % 0.01 astm d 482 particulate contaminants mg1 20 astm d 6217 carbon residue, (10% mcrt) mass % 0.2 astm d 4530 cetane index 52 astm d 4737 cetane number 55 astm d 613 cloud point degree c report astm d 2500 or d 5773 cfpp degree c report astm d 6371 ip 309 colour, astm 2 astm d 1500 copper corrosion (3hrs, 50 degree c 1 astm d 130 density at 15 degree c kg1 0.82 0.845 astm d 1298 or d 4052 distillation 90% recovery at degree c 357 astm d 86 filter plugging tendency 14 astm d 2068 or ip 387 flash point pmcc degree c 66 astm d 93 pour point (1) degree c 0 astm d 5949 total aromatics mass % 10 astm d 5186 or ip 391 sulphur content mass % 0.5 astm d 4294.