Estimated Cetane Number (ISO 8217 Annex)
Annex E of ISO 8217 - cetane-number proxy for ultra-low-sulphur distillates (DMA, DMB, DFA, DMZ) when the CFR engine cetane test is not available.
Estimated Cetane Number
-159.0 -
Formula, assumptions, and limits
ISO 8217 Annex E. Applies to DMA / DMZ / DFA distillates; not valid for residual blends or heavy distillate like MDO with residual contamination.
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| Density at 15 °C | kg/m³ | BDN | |
| Viscosity at 40 °C | cSt | BDN | |
| Estimated Cetane Number | - | result |