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Table 4 Effect of treatments and storage on thiobarbituric acid content (ug/kg) of palm oil

From: Antioxidant capacity of cinnamon extract for palm oil stability

Treatments

Storage (days)

Means

0

7

14

21

28

T 1

18.6 ± 0.54

20.3 ± 0.48

22.1 ± 0.59

23.9 ± 0.42

26.9 ± 0.73

22.4 ± 1.45a

T2

18.8 ± 0.73

19.2 ± 0.98

20.0 ± 0.42

20.7 ± 1.56

21.7 ± 0.54

20.1 ± 0.73f

T3

18.5 ± 0.68

20.0 ± 1.56

21.4 ± 0.49

22.8 ± 0.67

26.3 ± 0.91

21.8 ± 0.42b

T 4

18.3 ± 1.34

19.1 ± 0.59

20.5 ± 0.91

22.3 ± 1.45

26.1 ± 1.45

21.2 ± 1.56c

T5

18.3 ± 0.98

18.8 ± 1.56

20.1 ± 1.45

21.3 ± 0.91

24.2 ± 0.42

20.7 ± 0.48d

T6

18.6 ± 1.45

19.0 ± 0.54

20.0 ± 0.59

20.9 ± 0.54

24.2 ± 1.56

20.5 ± 0.59de

T7

18.9 ± 0.91

19.4 ± 1.45

20.5 ± 0.73

20.5 ± 0.91

22.3 ± 1.45

20.2 ± 0.91ef

Means

18.6 ± 0.73a

19.4 ± 1.45b

20.6 ± 1.56c

21.8 ± 1.56d

24.7 ± 0.98e

–

  1. To = control
  2. TBHA = synthetic antioxidant (butylated hydroxyl anisole)
  3. T1 = cinnamon extract 0.5%
  4. T2 = cinnamon extract 1%
  5. T3 = cinnamon extract 1.5%
  6. T4 = cinnamon extract 2%
  7. T5 = cinnamon extract 2.5%
  8. Means carrying same letters do not differ significantly
  9. (p < 0.05)