Sample No. | Provided (mM) | This Method (mM) | R.S.D. (n = 5) |
1 | 4.37 ± 0.02 | 4.51 ± 0.03 | −1.33 |
2 | 6.78 ± 0.03 | 6.70 ± 0.01 | 2.97 |
3 | 5.81 ± 0.02 | 5.91 ± 0.03 | 1.47 |