Detection of ascorbic acid in real samples using CDs–Fe3+ probe.
Sample | Added amount (μM) | Found (μM) | Error (%) | Recovery (%) |
---|---|---|---|---|
Orange | 0.0874 | 0.0852 | 2.5 | 97.4 |
0.135 | 0.1336 | 10.3 | 98.9 | |
0.203 | 0.21 | 3.4 | 103.4 | |
0.270 | 0.248 | 8.1 | 91.8 | |
Lemon | 0.0874 | 0.0837 | 4.2 | 95.7 |
0.135 | 0.124 | 8.1 | 91.8 | |
0.203 | 0.187 | 7.8 | 92.1 | |
0.270 | 0.242 | 10.3 | 89.62 |