Table IV.

Percent moisture absorbed by the films at different time intervals

Batch code	Percent moisture absorbed (Mean ± SDa)
	Day 1	Day 3	Day 7
S1	24.35 ± 1.33	28.07 ± 0.95	28.34 ± 1.08
S2	24.15 ± 1.02	27.12 ± 0.89	27.12 ± 1.15
S3	22.64 ± 2.12	24.45 ± 0.98	24.87 ± 1.42
S4	21.22 ± 1.71	23.07 ± 0.83	23.07 ± 0.95
S5	20.81 ± 1.20	22.64 ± 1.20	22.46 ± 1.53

^a n = 3; standard deviation for three determinations