Storage period (days) | Sample | Appearance & smell | Storage Temp. | pH Reading | Avg. pH | STD |
0 | - | White foamy | 4˚C | 10.73 | - | - |
28 | A | No change in color or odor | 4˚C | 10.56 | 10.57 | 0.01 |
B | 10.56 | |||||
C | 10.59 | |||||
28 | A | Color changed to light Caramel—Sweet smell | 25˚C | 8.47 | 8.69 | 0.16 |
B | 8.83 | |||||
C | 8.76 | |||||
28 | A | Color changed to Caramel—Sweet smell | 40˚C | 5.58 | 5.59 | 0.03 |
B | 5.56 | |||||
C | 5.63 | |||||
28 | A | Color changed to dark Caramel—Post sweet smell | 54˚C | 4.72 | 4.56 | 0.14 |
B | 4.37 | |||||
C | 4.58 |