Comparison Study of Voltammetric Behavior of Muscle Relaxant Dantrolene Sodium on Silver Solid Amalgam and Bismuth Film Electrodes

Table 8

Repeatability and recovery of DAN determination in spiked drinking water using p-AgSAE, m-AgSAE, and BiFE (DPAdSV, BRB (pH 5.0 (BiFE), 6.0 (AgSAEs)), = +200 mV, = −1300 mV, = 40 mV s⁻¹, pulse height = −50 mV (BiFE), −60 mV (AgSAEs), pulse width = 60 ms (BiFE), 40 ms (AgSAEs), = +200 mV, and = 0–50 s (in dependence on )); α = 0.05.

Electrode	Added; mol L^−1	Found; mol L^−1	Recovery; %	RSD5; %
m-AgSAE	1.0 × 10^−7	(1.010 ± 0.016) × 10^−7	99.7–104.0	2.3
	1.0 × 10^−8	(1.010 ± 0.022) × 10^−8	99.7–103.2	1.9
p-AgSAE	2.0 × 10^−6	(2.020 ± 0.024) × 10^−6	99.6–104.4	1.8
	2.0 × 10^−7	(1.021 ± 0.022) × 10^−7	99.8–104.9	2.5
BiFE	1.0 × 10^−7	(1.010 ± 0.014) × 10^−7	99.6–104.0	2.1
	1.0 × 10^−8	(1.021 ± 0.029) × 10^−8	99.7–104.8	2.9