Table 2:
Assessment of peroxides value of coffee powder for different roasting degree.
Roasting degree
Time of roasting (min)
Peroxides value (mEq O2 active/kg of oil)
Green
-
-
Light
6
3.98
±
0.82
Medium
9
5.83
±
0.07
Dark
12
5.45
±
0.10