An Analytical Evaluation of the Synergistic Effect on Biodiesel Oxidation Stability Promoted by Binary and Ternary Blends Containing Multifunctional Additives

Table 5

Induction period (IP) for soybean biodiesel samples, containing binary additive blends, obtained by Rancimat method.

Sample	IP	Sample	IP	Sample	IP	Sample	IP
code	(hours)	code	(hours)	code	(hours)	code	(hours)
CB – A1	4.34 ± 0.01	CB – B1	4.32 ± 0.01	CB – C1	4.84 ± 0.10	CB – D1	8.46 ± 0.22
CB – A2	6.23 ± 0.13	CB – B2	4.73 ± 0.03	CB – C2	6.68 ± 0.05	CB – D2	4.94 ± 0.01
CB – A3	8.31 ± 0.26	CB – B3	8.25 ± 0.21	CB – C3	5.92 ± 0.12	CB – D3	4.34 ± 0.04
CB – A4	2.05 ± 0.45	CB – B4	2.46 ± 0.01	CB – C4	7.60 ± 0.22	CB – D4	6.23 ± 0.45
CB – A5	5.13 ± 0.11	CB – B5	4.90 ± 0.02	CB – C5	7.97 ± 0.01	CB – D5	8.31 ± 0.52
						CB – D6	1.92 ± 0.01
						CB – E1	5.13 ± 0.28