Table 3.
Physical and chemical characteristics of MKO
| Parameter | MKO Crude |
Palm Oil RBD* |
Soybean Oil Crude |
Sunflower Oil Crude |
|---|---|---|---|---|
| FFA% | 0.22 | 0.08 | 0.86 | 0.55 |
| *Colour | R2.8 + 30Y | R2.5 + 25Y | R5.8 + 52Y | R1.8 + 16Y |
| Moisture% | 0.21 | 0.18 | 0.15 | 0.24 |
| Iodine Value | 54.6 | 53.4 | 132.7 | 121–125 |
| Refractive Index | 1.457 | 1.455 | 1.468 | 1.472 |
| Melting Point °C | 35.2 | 38–42 | −10.5 | −13.2 |
| SV | 193 | 193 | 195 | 205 |
| USM% | 1.68 | 0.65 | 1.25 | 1.12 |
| PV (meqO2/kg) | 0.65 | 0.45 | 2.85 | 4.55 |
| Reference | Abdel-Razik et al. (2012); Azeem et al. 2015a, b | Sambamurthi et al. (2000) | Rowe et al. (2006) | Shahidi (2005) |
MKO mango kernel oil, *RBD refined, bleached and deodorized, SV saponification value, USM unsaponifiable matter, PV peroxide value *R red, Y yellow (Lovibond Tintometer Scale)