PC vegetables were packed in multilayer polystyrene
(EPS/HIPS/PE) trays and sealed with a 55 lm high barrier
Technopack film (OPEX 55 AB – PA/EVOH/PE) supplied by
Miranda e Serra, Portugal. Two types of film with different O2 and
CO2 permeability were tested: 2 cm3 m2 24 h1 atm1 and
5.4 cm3 m2 24 h1 atm1.