Table 6 Mean comparison interaction effects of the polymer film (BOPP: biaxial-oriented polypropylene and PE + PES: polyethylene + polyester), cinnamaldehyde and storage time on titratable acidity (%) of pomegranate arils

0

BOPP

1.3d

1.30d

1.32c

1.32c

PE + PES

1.32c

1.34b

1.34b

1.38a

5

BOPP

1.17j

1.17j

1.24f

1.27e

PE + PES

1.17j

1.28e

1.28e

1.30d

10

BOPP

1.06p

1.10n

1.21h

1.21h

PE + PES

1.08o

1.22g

1.23fg

1.23fg

15

BOPP

–

1.08o

1.17j

1.19i

PE + PES

1.08o

1.19i

1.19i

1.21h

20

BOPP

–

–

1.21n

1.10n

PE + PES

–

1.10l

1.14k

1.15j

25

BOPP

–

–

–

–

PE + PES

–

1.11m

1.13l

1.13l