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. 2023 Sep 3;9(9):e19730. doi: 10.1016/j.heliyon.2023.e19730

Table 6.

The % of moisture and free water contents per dry sample weight of duckweed sample 12 which was dried under different temperature and time conditions in a tray drier.

Drying condition
% Moisture Water Activity
Temperature (°C) Time (h)
50 4 4.008 ± 0.63b 0.411 ± 0.01bc
5 3.502 ± 0.11b 0.408 ± 0.03b
6 2.174 ± 0.42a 0.393 ± 0.03ab
60 4 4.156 ± 0.26b 0.464 ± 0.01d
5 3.834 ± 0.23b 0.448 ± 0.01d
6 1.687 ± 0.17a 0.374 ± 0.00a
70 4 3.942 ± 0.13b 0.448 ± 0.01d
5 3.752 ± 0.87b 0.439 ± 0.01cd
6 1.794 ± 0.27a 0.382 ± 0.00ab

Note: *Results are shown as the mean ± standard deviation of three iterations (n = 3) with different letters a–h in the same column (P < 0.05) (Duncan's New Multiple Range Test).