Samples HWM% Main Peak% LMW%
Criteria ≤ 3.0 ≥ 97.0 /
Positive control 2.36 97.51 0.13
12-h light treatment 2.72 97.13 0.14
24-h light treatment 2.84 97.00 0.15
48-h light treatment 2.90 96.95 0.15
96-h light treatment 3.18 96.64 0.17
12-h heat treatment 6.58 93.15 0.27
24-h heat treatment 6.60 93.06 0.34
48-h heat treatment 7.55 91.99 0.45
96-h heat treatment 9.69 89.53 0.78