Table 4. Thermogravimetric results considering the TGA curves of spray-dried powders from safflower extracts
Sample1) | Stage | TGA (℃) | Weight loss (%) |
FD | 1 | 20-84 | 0.85 |
2 | 84-230 | 26.19 |
3 | 230-410 | 18.21 |
4 | 410-700 | 25.30 |
Total weight loss (%) | | 70.55 |
CD10 | 1 | 20-114 | 12.90 |
2 | 114-229 | 9.89 |
3 | 229-339 | 29.55 |
4 | 339-700 | 19.76 |
Total weight loss (%) | | 72.10 |
CD20 | 1 | 20-180 | 13.51 |
2 | 180-253 | 8.51 |
3 | 253-340 | 34.07 |
4 | 385-700 | 18.07 |
Total weight loss (%) | | 74.16 |
MD10 | 1 | 20-180 | 14.18 |
2 | 180-230 | 8.97 |
3 | 230-339 | 29.60 |
4 | 339-700 | 19.47 |
Total weight loss (%) | | 72.22 |
MD20 | 1 | 20-116 | 9.32 |
2 | 116-226 | 8.71 |
3 | 226-333 | 37.81 |
4 | 333-700 | 18.27 |
Total weight loss (%) | | 74.11 |
CDMD10 | 1 | 20-180 | 13.86 |
2 | 180-230 | 9.89 |
3 | 230-339 | 29.55 |
4 | 339-700 | 18.90 |
Total weight loss (%) | | 72.20 |
CDMD20 | 1 | 20-180 | 12.81 |
2 | 180-230 | 7.81 |
3 | 230-340 | 34.13 |
4 | 340-700 | 18.12 |
Total weight loss (%) | | 72.87 |
FD, freeze-dried powder; CD10, spray-dried powder with 10% cyclodextrin; CD20, spray-dried powder with 20% cyclodextrin; MD10, spray-dried powder with 10% maltodextrin; MD20, spray-dried powder with 20% maltodextrin; CDMD10, spray-dried powder with 5% cyclodextrin and 5% maltodextrin; CDMD20, spray-dried powder with 10% cyclodextrin and 10% maltodextrin.