Commodity
Ethylene concentration (ppm)
Ethylene exposure time
Ripening temperature
Predicted storage after treatment
Apple(Grany Smith)
10 ppm
6 days
25°C
Less than 4 months at 0°C
Banana
100-150 ppm
24-48 hours
14-18°C
Less than 7 days at 14°C
Mango
100 ppm
12-24 hours
15.5-25°C
Less than 7 days at 10-13°C
Tomato (mature green stage)
100 ppm
3-3.5 days to reach breaker stage and 5-16 days, depending on temperature, to reach full red stage
18°-20°C (65°-68°F) with 90-95% RH
7 days after reaching the red stage
(Source : Adel A. Kader, 2002 )
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