Determination of Thiocyanate by Kinetic Spectrophotometric Flow Injection Analysis

Table 3

A comparison of detection limit and linear dynamic range of several methods with the proposed method.

Method	3𝜎 detection limit	Linear dynamic range	Reference
	(μg mL^−1)	(μg mL^−1)
Spectrophotometric	4.8	48.5 to 971.81	[3]
Kinetic spectrophotometric	0.005	0.02 to 0.8	[4]
Kinetic spectrophotometric	—	0.6 to 0.7	[5]
Ion chromatography	—	1 to 30	[10]
Chromatography	0.05	—	[11]
Electrochemical	0.004	0.05 to 38.8	[12]
Proposed method	0.016	0.02 to 1.0	—