Table I.
Moisture Content, Water Activity (a w), and TGA Mass Loss of Chitosan Acid Salt Samples (n = 3)
| Samples | Moisture content (%) | a w (%) | TGA mass loss (%) |
|---|---|---|---|
| CHacet 160/100 | 8.089 ± 0.284 | 0.267 ± 0.002 | 7.075 |
| CHacet 140/90 | 7.988 ± 0.269 | 0.273 ± 0.000 | 7.131 |
| CHacet 120/80 | 9.088 ± 0.108 | 0.248 ± 0.003 | 7.562 |
| CHlact 160/100 | 3.140 ± 0.032 | 0.352 ± 0.007 | 3.063 |
| CHlact 140/90 | 3.801 ± 0.248 | 0.364 ± 0.017 | 2.236 |
| CHlact 120/80 | 3.112 ± 0.439 | 0.380 ± 0.004 | 1.394 |
| CHcitr 160/100 | 4.623 ± 0.023 | 0.241 ± 0.004 | 4.492 |
| CHcitr 140/90 | 4.643 ± 0.130 | 0.250 ± 0.008 | 4.530 |
| CHcitr 120/80 | 4.808 ± 0.051 | 0.308 ± 0.003 | 4.688 |