Impact of immediate and delayed chilling of raw milk on chemical changes in lipid fraction of pasteurized milk

Table 3 Effect of Immediate and Delayed Chilling of Raw Milk on Vitamins and Mineral Content of Pasteurized Milk

Stage of Sampling	Vitamin A μg/100 g	α-Tocopherol mg/100	Vitamin C mg/100 g	Selenium μg/100 g	Zinc μg/100 g
Raw Milk (Immediately Chilled After Milking)	0.46 ± 0.02^a	0.63 ± 0.06^a	0.57 ± 0.05^a	3.29 ± 0.04^a	4735 ± 0.60^a
Raw Milk Chilled After 2 Hrs of Storage (32 ± 1 °C)	0.27 ± 0.01^b	0.37 ± 0.02^d	0.26 ± 0.03^d	2.86 ± 0.05^c	4511 ± 0.44^c
Raw Milk Chilled for 72 Hrs (Immediately Chilled Milk)	0.44 ± 0.05^a	0.61 ± 0.03^a	0.54 ± 0.06^a	3.28 ± 0.03^a	4726 ± 0.66^a
Raw Milk Chilled for 72 Hrs (Delayed Chilled Milk)	0.24 ± 0.04^d	0.34 ± 0.02^d	0.23 ± 0.01^d	2.85 ± 0.02^c	4506 ± 0.53^c
0 Day After Pasteurization (Immediately Chilled Milk)	0.41 ± 0.08^a	0.51 ± 0.06^b	0.38 ± 0.02^b	3.25 ± 0.05^a	4722 ± 0.64^a
0 Day After Pasteurization Treatment (Delayed Chilled Milk)	0.19 ± 0.03^e	0.25 ± 0.03^e	0.13 ± 0.04^d	2.81 ± 0.02^c	4491 ± 0.55^d
After 3 Days of Storage (Immediately Chilled Milk)	0.38 ± 0.07^b	0.42 ± 0.04^c	0.31 ± 0.01^c	3.23 ± 0.03^a	4714 ± 0.67^a
After 3 Days of Storage (Delayed Chilled Milk)	0.11 ± 0.02^f	0.11 ± 0.01^f	0.05 ± 0.02^e	3.06 ± 0.01^b	4364 ± 0.52^e
After 6 Days of Storage (Immediately Chilled Milk)	0.29 ± 0.03^c	0.33 ± 0.04^e	0.20 ± 0.01^d	3.19 ± 0.03^a	4695 ± 0.63^b
After 6 Days of Storage (Delayed Chilled Milk)	0.04 ± 0.01^g	0.06 ± 0.02^g	Not Detected	2.74 ± 0.05^c	4239 ± 0.49^f

In a column, if a mean is expressed by dissimilar letter, these are statistically significant (p < 0.05)

ISSN: 1476-511X