Selective and Sensitive Detection of Cyanide Based on the Displacement Strategy Using a Water-Soluble Fluorescent Probe

Table 1

Analytical results of CN⁻ in a cyanide-containing gold leach waste solution.

Added CN^− (μmol/L)	Found (μmol/L)	Recovery (%)	RSD () (%)
0	3.5		2.1
5.0	8.3	96.0	3.8
10.0	13.7	102.0	4.3
15.0	18.7	101.3	2.5