Table 2. RVA pasting properties of mung bean starch with pre-treatments and oil addition
| Peak visc. (cp) | Trough visc. (cp) | Breakdown (cp) | Final visc. (cp) | Setback (cp) | Peak time (min) | Pasting temp (°C) |
Control1) | 3,723±17.68c | 2,496±32.53c | 1,227±14.85b | 4,833±22.63b | 2,337±55.15b | 4.57±0.05c | 73.55±0.00b |
Control+oil2) | 3,623±7.78d | 2,519±6.36c | 1,104±14.14c | 4,917±79.90b | 2,398±73.54ab | 4.53±0.00c | 73.85±0.42b |
MHT3) | 4,671±22.63a | 3,333±90.51a | 1,338±67.88a | 5,713±19.80a | 2,380±110.31b | 4.97±0.05a | 77.53±0.11a |
MHT+oil | 4,484±2.12b | 3,164±75.66b | 1,320±73.54ab | 5,719±93.34a | 2,556±17.68a | 4.77±0.05b | 76.65±0.07a |
DHT4) | 3,043±6.36e | 2,338±11.31d | 705±4.95e | 4,137±88.39c | 1,799±77.07d | 4.70±0.04b | 76.70±0.99a |
DHT+oil | 3,046±24.75e | 2,098±12.73e | 948±12.02d | 4,068±40.31c | 1,970±27.58c | 4.67±0.00b | 76.75±0.00a |
Values with different superscripts in a column are significantly different (p<0.05) by Duncan’s multiple range test.
Control: raw mung bean starch.
+oil: addition of 4% soybean oil.
MHT: mung bean starch treated by microwave heat treatment.
DHT: mung bean starch treated by dry heat treatment.