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. 2023 Nov 22;9(12):e22676. doi: 10.1016/j.heliyon.2023.e22676

Table 1.

DPPH assays of DHB and ascorbic acid.

Compound Concentrations (μg/mL) DPPH scavenging assay (%)
DHB 1000
500
250
125
62.5
31.25		 80.5
78.36
76.02
73.46
69.89
64.4
Ascorbic acid 1000
500
250
125
62.5
31.25		 95.7
90.2
87.3
83.3
80.1
76.9