Research Article
Tribological Performance of Si-Doped Hydrogenated Diamond-Like Carbon Coatings in Different Biodiesel
Table 2
Selection of tests for biodiesel characterization according to DIN EN 14214:12-11.
| Feature | Standardized testing method |
| Ester content | DIN EN 14103 | Total glyceride content | DIN EN 14105 | Sulphur content | DIN EN ISO 20884 | Cetane content | DIN EN 15195 | Water content | DIN EN ISO 12937 | Copper corrosion | DIN EN ISO 2160 | Oxidation stability | DIN EN 14112 | Acid number | DIN EN 14104 |
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