Selective Thallium (I) Ion Sensor Based on Functionalised ZnO Nanorods

Table 2

Representing the durability of thallium (I) ion sensor.

Number of days	Slope (mV/decade)	Linear range (M)
1 day	36.87±1.49	1×10^−7 –5×10^−2
1 week	37.10±2.20	1×10^−7 –5×10^−2
2 weeks	36.62±2.44	1×10^−7 –5×10^−2
3 weeks	36.69±2.56	1×10^−7 –5×10^−2
4 weeks	35.53±1.12	1×10^−6 –5×10^−2