Modification of Lipid Profile in Commercial Cow Milk Samples before and after Their Expiration Date: Evaluation of Storage Crucial Parameters and Possible Environmentally Friendly Disposal Alternatives

Table 1

pH, titratable acidity, and lipase activity of skimmed, semiskimmed, and whole milk samples at four weeks after their expiration date.

	Milk samples	0	Week I	Week II	Week III	Week IV
	Skimmed milk
	Semiskimmed milk
	Whole milk
	Skimmed milk
	Semiskimmed milk
	Whole milk
	Skimmed milk
	Semiskimmed milk
	Whole milk

samples were analyzed in triplicate. Values are expressed ± SD. were expressed in Soxhlet-Henkel degree. were expressed as µmol of -nitrophenol/mL reaction mixture. Means in the same row followed by different inline letters (a, b, c, d, and e) are statistically different according to Tukey’s HSD test ().