Table 4: Average change in pH in all fruit samples under varying temperature conditions after 1.5 hours.

Type of fruit

5 °C (± 0.5 mL)

Room temperature

55 °C (± 0.5 mL)

75 °C (± 0.5 mL)

100 °C (± 0.5 mL)

Banana

0.03

0

0.10

0.18

0.04

Pineapple

0.25

0

0.07

0.07

0.07

Orange papaya

0.18

0

0.45

0.15

0.05

Green papaya

0.07

0

0.02

0.05

0.35