Properties

Day of Storage

A*

B

C

D

pH

1

4.66 ± 0.035a1

4.63 ± 0.070a1

4.60 ± 0.135b1

4.53 ± 0.075c1

10

4.52 ± 0.055a2

4.50 ± 0.035a2

4.48 ± 0.035a2

4.47 ± 0.035b2

20

4.48 ± 0.090a2

4.47 ± 0.015b2

4.47 ± 0.070b2

4.31 ± 0.025c3

Titratable acidity

(%Lactic acid)

1

0.38 ± 0.006c2

0.41 ± 0.006b2

0.41 ± 0.006b2

0.42 ± 0.002a2

10

0.44 ± 0.025c1

0.44 ± 0.043c1

0.47 ± 0.002b1

0.49 ± 0.018a1

20

0.45 ± 0.030b1

0.45 ± 0.060b1

0.48 ± 0.050a1

0.50 ± 0.080a1

Whey separation

(%)

1

24.29 ± 0.050a1

20.82 ± 0.215b1

18.85 ± 0.640c1

17.90 ± 0.330d1

10

19.88 ± 0.615a2

18.86 ± 0.590b2

18.56 ± 0.295b2

16.84 ± 0.535c2

20

19.43 ± 0.420a3

18.14 ± 0.535b3

17.91 ± 0.680b3

16.71 ± 0.685c2

Water holding capacity (%)

1

50.88 ± 0.870c3

60.04 ± 2.075b3

62.62 ± 3.395a2

62.66 ± 0.680a3

10

53.28 ± 3.005c2

62.82 ± 0.495b2

63.25 ± 0.445a2

64.17 ± 3.430a2

20

57.00 ± 1.405c1

66.90 ± 1.780b1

67.96 ± 0.350b1

70.98 ± 0.535a1

Viscosity (cP)

1

2995 ± 139d3

4770 ± 126c3

5479 ± 59 ± b3

5798 ± 134a3

10

4926 ± 320d2

5631 ± 217c2

6876 ± 588b2

7652 ± 142a2

20

5171 ± 265d1

6042 ± 178c1

7095 ± 455b1

7947 ± 267a1