All the fuels supplied by Sonora Bunkers are consistent with the ISO 8217:2017 “Specifications of marine fuels” standard, offering to our clients the following grades and specifications.
| Characteristics | Unit | Limit | DMA | Test method(s) and references | |
|---|---|---|---|---|---|
| Kinematic viscosity at 40 °C | mm2/s (cSt) | Max | 6 | ISO 3104 | |
| Min | 2 | ||||
| Density at 15 °C | kg/m3 | Max | 890 | ISO 3675 or ISO 12185 | |
| Cetane index | Min | 40 | ISO 4264 | ||
| Sulfur | mass % | Max | 1 | ISO 8754 or ISO 14596, ASTM D4294 | |
| Flash point | °C | Min | 60 | ISO 2719 | |
| Hydrogen sulfide | mg/kg | Max | 2 | IP 570 | |
| Acid number | mg KOH/g | Max | 0.5 | ASTM D664 | |
| Total sediment by hot filtration | mass % | Max | — | ISO 10307‑1 | |
| Oxidation stability | g/m3 | Max | 25 | ISO 12205 | |
| Fatty acid methyl ester (FAME) | volume % | Max | — | ASTM D7963 | |
| or IP 579 | |||||
| Carbon residue – Micro method on the | mass % | Max | 0.3 | ISO 10370 | |
| 10 % volume distillation residue | |||||
| Carbon residue – Micro method | mass % | Max | — | ISO 10370 | |
| Cloud point | winter | °C | Max | report | ISO 3015 |
| summer | °C | Max | — | ||
| Cold filter plugging | winter | °C | Max | report | IP 309 or |
| point | summer | °C | Max | — | IP 612 |
| Pour point (upper) | winter | °C | Max | -6 | ISO 3016 |
| summer | °C | Max | 0 | ||
| Appearance | Clear & Bright | ||||
| Water | volume % | Max | — | ISO 3733 | |
| Ash | mass % | Max | 0.01 | ISO 6245 | |
| Lubricity, corrected wear scar | µm | Max | 520 | ISO 12156-1 | |
| diameter (WSD) at 60 °C | |||||
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