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Table 6 Lipid oxidation in low melting point fractions of buffalo milk fat

From: Triglyceride, fatty acid profile and antioxidant characteristics of low melting point fractions of Buffalo Milk fat

Parameters

Storage Days

PBMF

LMPF-25

LMPF-15

LMPF-10

Free Fatty Acids

0

0.11 ± 0.01b

0.10 ± 0.02b

0.11 ± 0.01b

0.11 ± 0.02b

45

0.12 ± 0.02b

0.11 ± 0.03b

0.12 ± 0.02b

0.12 ± 0.01b

90

0.15 ± 0.01a

0.15 ± 0.02a

0.14 ± 0.03a

0.14 ± 0.01a

Peroxide Value (MeqO2/kg)

0

0.25 ± 0.02d

0.26 ± 0.03d

0.25 ± 0.02d

0.28 ± 0.03d

45

0.32 ± 0.04d

0.37 ± 0.03d

0.35 ± 0.07d

0.38 ± 0.05d

90

0.54 ± 0.09c

0.98 ± 0.05b

1.26 ± 0.13a

1.46 ± 0.08a

Iodine Value Cg/100 g

0

35.56 ± 0.55e

39.11 ± 1.44d

42.78 ± 0.34c

47.89 ± 0.52a

45

35.13 ± 0.42e

39.03 ± 0.45d

41.11 ± 0.14d

46.72 ± 0.35a

90

34.73 ± 0.15e

38.94 ± 0.25d

40.58 ± 0.07d

44.55 ± 0.21b

Anisidine Value

0

4.59 ± 0.23i

4.75 ± 0.34i

4.78 ± 0.13i

4.75 ± 0.17i

45

6.69 ± 0.35h

11.98 ± 0.76f

13.58 ± 0.14e

18.99 ± 0.37b

90

10.73 ± 0.15g

18.75 ± 0.81d

22.63 ± 0.22c

27.85 ± 0.61a

Conjugated Dienes (1% ε1CM [λ232])

0

0.39 ± 0.02g

0.39 ± 0.02g

0.39 ± 0.02g

0.39 ± 0.02g

45

1.88 ± 0.11f

2.05 ± 0.15e

2.81 ± 0.03d

3.25 ± 0.12c

90

3.19 ± 0.27c

3.35 ± 0.29c

4.46 ± 0.14b

5.75 ± 0.11a

  1. In the rows and column of one parameter, if means are expressed with a different letter, these are statistically significant (p < 0.05)
  2. PBMF: Parent Buffalo Milk Fat
  3. LMPF-25: Low Melting Point Fraction of Buffalo Milk Fat Obtained at 25 °C
  4. LMPF-15: Low Melting Point Fraction of Buffalo Milk Fat Obtained at 15 °C
  5. LMPF-10: Low Melting Point Fraction of Buffalo Milk Fat Obtained at 10 °C