Sucrier bananas (Musa cavendishii [Musa acuminata] AA group), locally known as ‘Kluai Khai’,
were dipped in water at 45°C for 5, 10 and 15 min and 50°C for 10 min and then cooled by dipping in water at
25°C for 30 min. Fruits dipped in water at 25°C for 30 min were used as control. Samples were stored at room
temperature (25 ± 2°C and 70-75% RH). Respiration rate as well as chlorophyll degradation were reduced by
dipping fruit in water at 50°C for 10 min. Peel color change was retarded and fruit firmness was maintained by
hot water treatments. The storage life of bananas dipped in hot water (45°C for 15 min or 50°C for 10 min) was
significantly extended. The best fruit overall quality was obtained at 50°C for 10 min. Catalase and peroxidase
activities of banana dipped in 50°C for 10 min were higher compared to the other treatments.