TemperatureApproximately135150C275302FTimeAround25secondsDuringtheUHTprocessthemilkisrapidlyheatedtothehightemperatureandheldatthattemperatureforthespecifieddurationThisprocesseffectivelykillsorinactivatesharmfulmicroorganismsensuringthesafetyandextendedshelflifeofthemilkwithouttheneedforrefrigeration