Table 2 Comparison of different fluorescent methods for TC sensing

AuCuNCs@ZIF-8

Milk

4.8 nM

20–600 nM

Khataee et al. (2020)

Zr-MOF

Water

30 nM

–

Zhou et al. (2018)

MIL-53(Fe)\GCE

Water

0.026 μM

0.0643–1.53 μM

Chen et al. 2021)]

CuNCs

Milk and urine

40 nM

200 nM to 50 μM

Wang et al. (2021b)

AuNPs

Water

0.071 μM

0.10 to 5.00 μM

Qi et al. (2018)

AgNCs

Milk

0.47 μM

1.12 to 230 μM

Zhang et al. 2021)

CdTe-MIP

Drug

8.8 μM

70 μM–2.2 mM

Chen (2017)

CuNCs@ZIF-8

Drug

0.3 μM

1.0–10.0 μM

The present work