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The EC50 of the free radical scavenging activities of the samples (mg/L, n = 3).
| Free Radical | Vc | Sodium Selenite | CS/COS-M 1 | SeNPs-CS/COS-M 2 |
|---|---|---|---|---|
| DPPH | 2.90 ± 0.04 | >>103.8 | >>600 | 29.54 ± 1.24 |
| O2− | 5.80 ± 1.00 | >>138.4 | 1082 ± 104 | 34.45 ± 1.57 |
EC50, concentration for 50% of maximal effect. 1 The ratio of CS:COS was 10:90. 2 The selenium content was 15 mg/g, and the ratio of CS:COS was 10:90.
