Characteristics |
BGS-1 |
BGS-2 |
Color (red units) |
1.52 ± 0.07 |
1.61 ± 0.08 |
Color (yellow units) |
1.31 ± 0.08 |
1.24 ± 0.03 |
Refractive Index (40 °C) |
1.480 ± 0.0 |
1.470 ± 0.0 |
Density (20 °C kg/ m3) |
0.9605 ± 0.05 |
0.9448 ± 0.07 |
Pour point (°C) |
-6 ± 0.28 |
-7.0 ± 0.34 |
Flash point (°C) |
87 ± 4.03 |
90 ± 3.81 |
Fire point (°C) |
95 ± 5.26 |
97 ± 5.17 |
Smoke point (°C) |
* |
* |
Saponification value (mg KOH/g oil) |
184.02 ± 9.01 |
186.09 ± 7.21 |
Free fatty acids % (m/m) |
1.06 ± 0.05 |
0.59 ± 0.06 |
Acid value |
2.16 ± 0.31 |
1.16 ± 0.11 |
Iodine value (g of I/ 100g oil) |
124.16 ± 2.99 |
109.62 ± 5.49 |
Unsaponifiable matter % (m/m) |
1.07 ± 0.04 |
1.79 ± 0.08 |
Ester value |
181.86 ± 4.12 |
184.93 ± 1.62 |
Riechert Meissl value |
1.79 ± 0.18 |
1.84± 0.10 |
Oxidative Stability |
|
|
Peroxide value (meq/kg of oil) |
5.97 ± 0.11 |
3.02 ± 0.09 |
p-anisidine |
3.89 ± 0.07 |
3.59 ± 0.06 |
ε1cm1% (λ 232 nm) |
5.07 ± 0.11 |
4.32 ± 0.09 |
ε1cm1% (λ 270 nm) |
1.03 ± 0.04 |
0.52 ± 0.02 |
Values are presented as mean ± SD of duplicate samples analyzed individually in
triplicate.
*Smoke points of all the samples could not be determined due to their low burning
characteristics, soaking tendency, fluidity. |