Abstract
Refrigerator chill compartments with volumes of 22-L were fabricated, which had different gas tightness properties to gas or water vapor, ranging from 1,770 to 107,000 mL/hr·m2·atm in CO2 permeance at 25°C. Those compartments were filled with prepared fresh vegetables, and then their ability to preserve the quality at 3°C for 14 days was compared. The internal atmosphere and humidity were monitored together with the stored produce quality. The air-tight compartment with the lowest permeance created an atmosphere slightly different from air (CO2 0.8–1.6%; O2 19.7–20.4%), while the other ones had atmospheres of normal air. The relative humidity of the compartments ranged from 52 to 97%. Two air-tight compartments, maintaining a relative humidity mostly higher than 95%, preserved the produce better than the conventional open type one, with reduced weight loss and better retentions of ascorbic acid and chlorophyll.
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Kim, S.J., An, D.S., Kim, J. et al. Effect of gas tightness-controlled compartment system on quality kee** of fresh produce stored in household refrigerator. Food Sci Biotechnol 19, 1587–1592 (2010). https://doi.org/10.1007/s10068-010-0225-5
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DOI: https://doi.org/10.1007/s10068-010-0225-5