Thionine-Bromate as a New Reaction System for Kinetic Spectrophotometric Determination of Hydrazine in Cooling Tower Water Samples

Table 2

Comparison of some analytical parameters of catalytic spectrophotometric methods to proposed method.

Reaction system	Method	Effect on reaction system	L.R. (𝜇g mL^−1)	D.L. (𝜇g mL^−1)	Sample	Ref.
Mo(VI)-HCl	Fixed time	Inhibitory	3.2–448.0	1.0	Not applied	[21]
Neutral red-NO2^−	Fixed time	Inhibitory	0.15–0.99	0.1	Water	[22]
HCl-BrO3^−	Fixed time	Inhibitory	0.0096–1.02	0.0027	Water	[24]
Thionine-BrO3^−	Fixed time	Inhibitory	0.8–23.0	0.22	Water and cooling tower water	This work