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Which of the following is the time-temperature combination for Sterilization?(a) 72°C to 74°C for 15 to 20 seconds(b) 135°C to 140°C for 2 to 4 seconds(c) 63°C for 30 minutes(d) 115 – 120°C for some 20 – 30 minutesThis question was posed to me in final exam.This key question is from Heat Exchangers topic in chapter Building Blocks of Dairy Processing of Dairy Engineering

Answer»

The correct answer is (d) 115 – 120°C for some 20 – 30 minutes

To ELABORATE: Sterilization is a wet TREATMENT of canned milk PRODUCTS in an autoclave/specialized treatment chambers. HEAT to between 115°C to 121°C for 10 to 20 minutes.



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