Table 2. Glucose Determination in the Human Blood Serum Samplesa.
sample | measured by the hospital-used instrument (mM) | measured by the hospital-used instrument (mM) | RSD (%) |
---|---|---|---|
1 | 1.16 | 1.08 | 2.82 |
2 | 1.27 | 1.33 | 3.12 |
3 | 1.88 | 1.79 | 3.33 |
4 | 1.92 | 1.98 | 3.91 |
The average value of five duplicate determinations for each sample by the graphene-encapsulated Cu nanoparticle electrode.