Open Access
Table 1
The physical and chemical characterizations of hemp seed crude oil and their comparison with other vegetable oils used in the production of biodiesel.
| Property | Unit | Hemp seed oil | Hemp seed oil [46] | Hemp seed oil [47] | Styrax officinalis seed oil [39] | Safflower oil [61] | Juliflora seed oil [62] | Linseed oil [63] | Palm oil [60] | Honne oil [64] | Rubber seed oil [65] |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Density at 15 °C | kg/m3 | 0.930 | 927.9 | 918 | 909 (at 20 °C) | 921.03 | 930 (at 40 °C) | 924 | 913 | 910 | 910 |
| Kinematic viscosity at 40 °C | mm2/s | 26.95 | 27.28 | 26.46 | – | 32.102 | 37.784 | 16.23 | 40.55 | 32.48 | 76.4 |
| Flash point | °C | >150 | – | 232 | 228 | 229 | 181 | 108 | 290 | 224 | 198 |
| Acid value | mg KOH/g | 3.5 | 3.857 | 0.67 | 3.88 | – | – | – | – | 4.76 | 53 |
| FFA content | oleic % | 1.75 | – | – | 1.94 | – | 4 | – | – | 2.38 | – |
| Gross calorific value | MJ/kg | 38.50 | – | – | 38.652 | 40.468 | 37.6 | 39.75 | 39.22 | – | – |
| Cetane number | – | – | – | – | – | – | – | 35 | 46 | – | – |
| Pour point | °C | – | −22 | – | – | −6 | – | –5 | – | – | – |
| Water content | ppm | <500 | – | – | – | – | – | – | – | – | – |
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.